Content
June 2002, Volume 417, Issue 6890
- 763-767 Regulation of Arabidopsis cryptochrome 2 by blue-light-dependent phosphorylation
by Dror Shalitin & Hongyun Yang & Todd C. Mockler & Maskit Maymon & Hongwei Guo & Garry C. Whitelam & Chentao Lin - 767-771 Structure of the SRP19–RNA complex and implications for signal recognition particle assembly
by Tobias Hainzl & Shenghua Huang & A. Elisabeth Sauer-Eriksson
June 2002, Volume 417, Issue 6889
- 3-3 Landing the egos
by Paul Smaglik - 4-5 Seattle: The best of both worlds
by Paul Smaglik - 575-575 Supreme Court closes loophole for copycat patents
by Jonathan Knight - 575-576 Alpine detector fails to confirm Italian sighting of dark matter
by Alison Abbott - 576-576 Chinese researcher accused of stealing cell samples
by Rex Dalton - 576-576 South African cabinet backs merger plan for universities
by Michael Cherry - 577-577 British science champion quits post
by David Adam - 577-577 World Bank cracks down on cultural damage
by Rex Dalton - 577-577 Uncertainty ends for US nuclear lab as new leader is named
by Rex Dalton - 578-578 Ecologist sues over wrecked iguana study
by John Whitfield - 578-578 Merger plans rattle bones in Berlin
by Johanna Schwarz - 579-579 US postal service puts anthrax detectors to the test
by Jonathan Knight - 579-579 Joint projects see ocean science aiming high
by Mark Schrope - 582-583 Flying free
by Tom Clarke - 584-586 Magic bullets hit the target
by Trisha Gura - 587-587 Knowledge about animal suffering is too rarely used
by Andrew N. Rowan - 587-588 Conceptual biology: a semantic issue and more
by Julie C. Barnes - 588-588 Uncovering the complex mysteries of mosaicism
by Tayfun Özçelik - 588-588 Bioinformatics code must enforce citation
by David J. States - 589-590 The times they are a-changin'
by Ari Patrinos & Dan Drell - 591-592 Lateral thinking
by William D. Hopkins - 592-592 Controlling a generous host
by Paul Schmid-Hempel - 593-593 Exploiting a hostile world
by Lynn J. Rothschild - 595-595 Plant mathematics: Fibonacci's flowers
by Amar J. S. Klar - 597-598 Iodine's air of importance
by Charles E. Kolb - 598-599 Buffer zone
by Massimo Pigliucci - 599-601 Indirect evidence
by Andrew Millis - 601-602 Glutamate receptors on the move
by Morgan Sheng & Terunaga Nakagawa - 603-603 African reflections
by Tim Lincoln - 603-605 The Hoyle story
by John Maddox - 605-606 Cortical liars
by Seong-Seng Tan - 606-606 Toughened metal
by David Jones - 607-608 Marine iguanas die from trace oil pollution
by Martin Wikelski & Vanessa Wong & Brett Chevalier & Niels Rattenborg & Howard L. Snell - 608-609 Darwin's naturalization hypothesis challenged
by Richard P. Duncan & Peter A. Williams - 609-609 Calcification of early vertebrate cartilage
by Philippe Janvier & Marius Arsenault - 609-610 Antitoxin vaccines and pathogen virulence
by Benoit Soubeyrand & Stanley A. Plotkin - 610-610 Antitoxin vaccines and pathogen virulence
by Sylvain Gandon & Margaret J. Mackinnon & Sean Nee & Andrew F. Read - 611-617 Computational and evolutionary aspects of language
by Martin A. Nowak & Natalia L. Komarova & Partha Niyogi - 618-624 Hsp90 as a capacitor of phenotypic variation
by Christine Queitsch & Todd A. Sangster & Susan Lindquist - 625-627 Observational evidence for the accretion-disk origin for a radio jet in an active galaxy
by Alan P. Marscher & Svetlana G. Jorstad & José-Luis Gómez & Margo F. Aller & Harri Teräsranta & Matthew L. Lister & Alastair M. Stirling - 627-630 Coherence–incoherence and dimensional crossover in layered strongly correlated metals
by T. Valla & P. D. Johnson & Z. Yusof & B. Wells & Q. Li & S. M. Loureiro & R. J. Cava & M. Mikami & Y. Mori & M. Yoshimura & T. Sasaki - 630-632 Measurement of a confinement induced neutron phase
by H. Rauch & H. Lemmel & M. Baron & R. Loidl - 632-636 Marine aerosol formation from biogenic iodine emissions
by Colin D. O'Dowd & Jose L. Jimenez & Roya Bahreini & Richard C. Flagan & John H. Seinfeld & Kaarle Hämeri & Liisa Pirjola & Markku Kulmala & S. Gerard Jennings & Thorsten Hoffmann - 636-638 Biodiversity as a barrier to ecological invasion
by Theodore A. Kennedy & Shahid Naeem & Katherine M. Howe & Johannes M. H. Knops & David Tilman & Peter Reich - 639-641 Plant biomarkers in aerosols record isotopic discrimination of terrestrial photosynthesis
by Maureen H. Conte & John C. Weber - 642-645 Host-induced epidemic spread of the cholera bacterium
by D. Scott Merrell & Susan M. Butler & Firdausi Qadri & Nadia A. Dolganov & Ahsfaqul Alam & Mitchell B. Cohen & Stephen B. Calderwood & Gary K. Schoolnik & Andrew Camilli - 645-649 Origin of GABAergic neurons in the human neocortex
by Kresimir Letinic & Roberto Zoncu & Pasko Rakic - 649-653 Regulation of AMPA receptor lateral movements
by Aren J. Borgdorff & Daniel Choquet - 653-656 Annexin II light chain regulates sensory neuron-specific sodium channel expression
by Kenji Okuse & Misbah Malik-Hall & Mark D. Baker & W-Y. Louisa Poon & Haeyoung Kong & Moses V. Chao & John N. Wood - 656-659 Filamentous phage integration requires the host recombinases XerC and XerD
by Kathryn E. Huber & Matthew K. Waldor - 660-663 A conserved RNA-binding protein controls germline stem cells in Caenorhabditis elegans
by Sarah L. Crittenden & David S. Bernstein & Jennifer L. Bachorik & Beth E. Thompson & Maria Gallegos & Andrei G. Petcherski & Gary Moulder & Robert Barstead & Marvin Wickens & Judith Kimble - 664-667 Kremen proteins are Dickkopf receptors that regulate Wnt/β-catenin signalling
by Bingyu Mao & Wei Wu & Gary Davidson & Joachim Marhold & Mingfa Li & Bernard M. Mechler & Hajo Delius & Dana Hoppe & Peter Stannek & Carmen Walter & Andrei Glinka & Christof Niehrs - 667-670 New components of the spliced leader RNP required for nematode trans-splicing
by John A. Denker & David M. Zuckerman & Patricia A. Maroney & Timothy W. Nilsen
May 2002, Volume 417, Issue 6888
- 3-3 Taking stock of biotech jobs
by Paul Smaglik - 4-6 Climate of care for a changing world
by Heike Langenberg - 7-7 Chance to make a difference in Japan
by Robert Triendl - 473-473 Investigation into nanotechnology papers expands
by Geoff Brumfiel - 473-474 Priorities for genome sequencing leave macaques out in the cold
by Erika Check - 474-474 Delays and cutbacks kill off Europe's mission to Venus
by Quirin Schiermeier - 475-475 UN predicts long wait to repair environment
by Virginia Gewin - 475-475 Scientists placated as US bill gets tough on bioterror
by Virginia Gewin - 476-476 Clouds lift for turbulence-detector initiative
by Rex Dalton - 476-476 Internecine rows threaten to sink whaling commission
by David Cyranoski - 477-477 Superbugs reveal chink in armour
by Jonathan Knight - 477-477 US zoos keep watch for cross-species killer
by Jonathan Knight - 480-481 Neutrality versus the niche
by John Whitfield - 482-484 To catch a wave
by Geoff Brumfiel - 485-485 O no: opossums are not at risk in Tasmania
by Thomas L. Montague & Andrew T. D. Bennett - 485-485 How affluence harms the environment in Europe
by Luc De Bruyn & Jan Scheirs & Hans Van Gossum - 485-485 What can Venter teach students about ethics?
by Rod Ceredig - 487-488 When the Earth moved
by Jason Phipps Morgan - 488-489 With brains, minds and voices
by John C. Marshall - 489-490 Views of a scientific American
by Zaheer Baber - 490-490 Science in culture
by Martin Kemp - 491-491 Hydrophobicity: Two faces of water
by David Chandler - 493-494 Making it with molecules
by Peter Zoller - 495-497 Sharks' teeth and dunes
by Laura M. Machesky - 497-498 The slippery slope
by George Zandt - 498-499 Crowning glories
by Jessica M. Theodor - 499-501 Weighing up nuclear masses
by Sven Åberg - 501-502 An open and shut case
by Maria Schumacher & John P. Adelman - 502-503 Model hearing
by George D. Pollak - 503-503 Spatial audio
by David Jones - 504-504 Gordon Randolph Willey (1913–2002)
by Jeremy A. Sabloff - 505-506 Parasitoid secretions provoke ant warfare
by J. A. Thomas & J. J. Knapp & T. Akino & S. Gerty & S. Wakamura & D. J. Simcox & J. C. Wardlaw & G. W. Elmes - 506-506 Trends and random fluctuations in athletics
by Daniel Gembris & John G. Taylor & Dieter Suter - 507-514 Understanding and exploiting C–H bond activation
by Jay A. Labinger & John E. Bercaw - 515-522 Crystal structure and mechanism of a calcium-gated potassium channel
by Youxing Jiang & Alice Lee & Jiayun Chen & Martine Cadene & Brian T. Chait & Roderick MacKinnon - 523-526 The open pore conformation of potassium channels
by Youxing Jiang & Alice Lee & Jiayun Chen & Martine Cadene & Brian T. Chait & Roderick MacKinnon - 527-529 Optical pulsations from the anomalous X-ray pulsar 4U0142+61
by B. Kern & C. Martin - 529-533 Atom–molecule coherence in a Bose–Einstein condensate
by Elizabeth A. Donley & Neil R. Claussen & Sarah T. Thompson & Carl E. Wieman - 533-535 Quantum control of energy flow in light harvesting
by Jennifer L. Herek & Wendel Wohlleben & Richard J. Cogdell & Dirk Zeidler & Marcus Motzkus - 536-538 An inverted continental Moho and serpentinization of the forearc mantle
by M. G. Bostock & R. D. Hyndman & S. Rondenay & S. M. Peacock - 538-540 Common mammals drive the evolutionary increase of hypsodonty in the Neogene
by Jukka Jernvall & Mikael Fortelius - 541-543 Single-species models for many-species food webs
by W. W. Murdoch & B. E. Kendall & R. M. Nisbet & C. J. Briggs & E. McCauley & R. Bolser - 543-547 Precise inhibition is essential for microsecond interaural time difference coding
by Antje Brand & Oliver Behrend & Torsten Marquardt & David McAlpine & Benedikt Grothe - 547-551 Nogo-66 receptor antagonist peptide promotes axonal regeneration
by Tadzia GrandPré & Shuxin Li & Stephen M. Strittmatter - 552-555 A component of innate immunity prevents bacterial biofilm development
by Pradeep K. Singh & Matthew R. Parsek & E. Peter Greenberg & Michael J. Welsh - 555-559 Single and multiple vesicle fusion induce different rates of endocytosis at a central synapse
by Jian-Yuan Sun & Xin-Sheng Wu & Ling-Gang Wu - 559-563 DMY is a Y-specific DM-domain gene required for male development in the medaka fish
by Masaru Matsuda & Yoshitaka Nagahama & Ai Shinomiya & Tadashi Sato & Chika Matsuda & Tohru Kobayashi & Craig E. Morrey & Naoki Shibata & Shuichi Asakawa & Nobuyoshi Shimizu & Hiroshi Hori & Satoshi Hamaguchi & Mitsuru Sakaizumi - 563-567 Transcription coactivator TRAP220 is required for PPARγ2-stimulated adipogenesis
by Kai Ge & Mohamed Guermah & Chao-Xing Yuan & Mitsuhiro Ito & Annika E. Wallberg & Bruce M. Spiegelman & Robert G. Roeder - 567-571 Functional relationship of cytochrome c6 and plastocyanin in Arabidopsis
by Rajeev Gupta & Zengyong He & Sheng Luan - 571-571 Correction: Corrigendum: Isochorismate synthase is required to synthesize salicylic acid for plant defence
by Mary C. Wildermuth & Julia Dewdney & Gang Wu & Frederick M. Ausubel
May 2002, Volume 417, Issue 6887
- 3-3 Talent tug-of-war
by Paul Smaglik - 5-5 Training programmes with vision
by Karen Kreeger - 367-368 Bell Labs launches inquiry into allegations of data duplication
by Geoff Brumfiel - 368-368 US 'overspent' on collider project
by Geoff Brumfiel - 368-368 Public ponders biotech issues
by Quirin Schiermeier - 369-369 NASA's critics demand a few more steps into space
by Tony Reichhardt - 369-369 Chemists synthesize a single naming system
by David Adam - 370-370 Think-tank calls for an end to DNA deception
by David Adam - 370-370 Biotech firm's accounts scrutinized
by Erika Check - 371-371 Harvard mourns loss of popular evolutionary thinker
by Erika Check - 371-371 Canadian collaboration aims to protect tribes
by Rex Dalton - 374-376 All genomes great and small
by Jonathan Knight - 377-378 The rainbow academic nation
by Michael Cherry - 379-379 Foundation's funding
by Heather E. Kowalski - 379-379 What's in a name? In the Middle East, everything
by Knut Rognes - 379-379 Restricting genome data won't stop bioterrorism
by Timothy D. Read & Julian Parkhill - 381-382 Science is a computer program
by John L. Casti - 382-383 Optics for the real world
by Chris Dainty - 383-383 Swimming lessons
by Angus I. Lamond - 385-385 Equilibrium: In the balance
by Ivar Ekeland - 387-388 Anti-malarial mosquitoes?
by Gareth J. Lycett & Fotis C. Kafatos - 389-391 Swell gels
by Jindřich Kopeček - 391-392 A gut feeling for time
by Michael H. Hastings - 392-393 Making sense of magnetic fields
by Yeong-Ah Soh & Gabriel Aeppli - 393-395 Gateway to a long life?
by Matthias A. Hediger - 395-395 Vegetarian meat
by David Jones - 396-396 Victor F. Weisskopf (1908–2002)
by Kurt Gottfried - 397-398 A Möbius strip of single crystals
by Satoshi Tanda & Taku Tsuneta & Yoshitoshi Okajima & Katsuhiko Inagaki & Kazuhiko Yamaya & Noriyuki Hatakenaka - 398-398 GroEL buffers against deleterious mutations
by Mario A. Fares & Mario X. Ruiz-González & Andrés Moya & Santiago F. Elena & Eladio Barrio - 399-403 Comparative assessment of large-scale data sets of protein–protein interactions
by Christian von Mering & Roland Krause & Berend Snel & Michael Cornell & Stephen G. Oliver & Stanley Fields & Peer Bork - 405-410 Prokineticin 2 transmits the behavioural circadian rhythm of the suprachiasmatic nucleus
by Michelle Y. Cheng & Clayton M. Bullock & Chuanyu Li & Alex G. Lee & Jason C. Bermak & James Belluzzi & David R. Weaver & Frances M. Leslie & Qun-Yong Zhou - 411-418 Adaptation in the chemotactic guidance of nerve growth cones
by Guo-li Ming & Scott T. Wong & John Henley & Xiao-bing Yuan & Hong-jun Song & Nicholas C. Spitzer & Mu-ming Poo - 419-421 Thickness constraints on the icy shells of the galilean satellites from a comparison of crater shapes
by Paul M. Schenk - 421-424 Megagauss sensors
by A. Husmann & J. B. Betts & G. S. Boebinger & A. Migliori & T. F. Rosenbaum & M.-L. Saboungi - 424-428 Rapidly recovering hydrogel scaffolds from self-assembling diblock copolypeptide amphiphiles
by Andrew P. Nowak & Victor Breedveld & Lisa Pakstis & Bulent Ozbas & David J. Pine & Darrin Pochan & Timothy J. Deming - 428-432 Low slip rates and long-term preservation of geomorphic features in Central Asia
by Ralf Hetzel & Samuel Niedermann & Mingxin Tao & Peter W. Kubik & Susan Ivy-Ochs & Bo Gao & Manfred R. Strecker - 432-436 Recovery of 16S ribosomal RNA gene fragments from ancient halite
by Steven A. Fish & Thomas J. Shepherd & Terry J. McGenity & William D. Grant - 437-440 Coexistence and relative abundance in forest trees
by Colleen K. Kelly & Michael G. Bowler - 440-443 Host-plant adaptation drives the parallel evolution of reproductive isolation
by Patrik Nosil & Bernard J. Crespi & Cristina P. Sandoval - 443-447 Netrin-1-mediated axon outgrowth requires deleted in colorectal cancer-dependent MAPK activation
by Christelle Forcet & Elke Stein & Laurent Pays & Véronique Corset & Fabien Llambi & Marc Tessier-Lavigne & Patrick Mehlen - 447-452 Molecular identification of a renal urate–anion exchanger that regulates blood urate levels
by Atsushi Enomoto & Hiroaki Kimura & Arthit Chairoungdua & Yasuhiro Shigeta & Promsuk Jutabha & Seok Ho Cha & Makoto Hosoyamada & Michio Takeda & Takashi Sekine & Takashi Igarashi & Hirotaka Matsuo & Yuichi Kikuchi & Takashi Oda & Kimiyoshi Ichida & Tatsuo Hosoya & Kaoru Shimokata & Toshimitsu Niwa & Yoshikatsu Kanai & Hitoshi Endou - 452-455 Transgenic anopheline mosquitoes impaired in transmission of a malaria parasite
by Junitsu Ito & Anil Ghosh & Luciano A. Moreira & Ernst A. Wimmer & Marcelo Jacobs-Lorena - 455-458 HDAC6 is a microtubule-associated deacetylase
by Charlotte Hubbert & Amaris Guardiola & Rong Shao & Yoshiharu Kawaguchi & Akihiro Ito & Andrew Nixon & Minoru Yoshida & Xiao-Fan Wang & Tso-Pang Yao - 459-463 Comparison of the genomes of two Xanthomonas pathogens with differing host specificities
by A. C. R. da Silva & J. A. Ferro & F. C. Reinach & C. S. Farah & L. R. Furlan & R. B. Quaggio & C. B. Monteiro-Vitorello & M. A. Van Sluys & N. F. Almeida & L. M. C. Alves & A. M. do Amaral & M. C. Bertolini & L. E. A. Camargo & G. Camarotte & F. Cannavan & J. Cardozo & F. Chambergo & L. P. Ciapina & R. M. B. Cicarelli & L. L. Coutinho & J. R. Cursino-Santos & H. El-Dorry & J. B. Faria & A. J. S. Ferreira & R. C. C. Ferreira & M. I. T. Ferro & E. F. Formighieri & M. C. Franco & C. C. Greggio & A. Gruber & A. M. Katsuyama & L. T. Kishi & R. P. Leite & E. G. M. Lemos & M. V. F. Lemos & E. C. Locali & M. A. Machado & A. M. B. N. Madeira & N. M. Martinez-Rossi & E. C. Martins & J. Meidanis & C. F. M. Menck & C. Y. Miyaki & D. H. Moon & L. M. Moreira & M. T. M. Novo & V. K. Okura & M. C. Oliveira & V. R. Oliveira & H. A. Pereira & A. Rossi & J. A. D. Sena & C. Silva & R. F. de Souza & L. A. F. Spinola & M. A. Takita & R. E. Tamura & E. C. Teixeira & R. I. D. Tezza & M. Trindade dos Santos & D. Truffi & S. M. Tsai & F. F. White & J. C. Setubal & J. P. Kitajima - 463-468 The catalytic pathway of horseradish peroxidase at high resolution
by Gunnar I. Berglund & Gunilla H. Carlsson & Andrew T. Smith & Hanna Szöke & Anette Henriksen & Janos Hajdu - 468-468 Retraction Note: Directed evolution of new catalytic activity using the α/β-barrel scaffold
by M. M. Altamirano & J. M. Blackburn & C. Aguayo & A. R. Fersht
May 2002, Volume 417, Issue 6886
- 3-3 A basic problem
by Paul Smaglik - 4-5 Boston: A magnetic hub
by Paul Smaglik - 209-209 Plan hatched to double NSF budget
by Geoff Brumfiel - 209-210 Science collaboration stymied by relentless Middle East conflict
by Declan Butler - 210-210 Warhead-saving arms pact gets lukewarm reception
by Geoff Brumfiel - 210-210 Computer revives Bamiyan Buddha
by Quirin Schiermeier - 211-211 Unrest leads reformer to quit Seoul university's top job
by David Cyranoski - 211-211 Geneticists lay plans for rationalized rodents
by Alison Abbott - 212-212 Deep-sea nuggets prove irresistible to Indian miners
by K. S. Jayaraman - 212-212 Utah law triggers university row over concealed weapons
by Rex Dalton - 213-213 Jefferson's descendants continue to deny slave link
by Erika Check - 213-213 Reality TV show recreates famed social study
by David Adam - 216-218 What kind of science is this?
by Jim Giles - 219-220 St Luke's new coat
by Celeste Biever - 221-221 Better communication is in everyone's interests
by Elizabeth J. Tait - 221-221 Boycott of Israel? It worked for South Africa
by Steven Rose & Hilary Rose - 221-222 Palestinian scientists are already restricted
by Ahmed Abbes & Mikhael Balabane & Emmanuel Farjoun & Michael Harris & Raphael Rouquier & Pierre Schapira - 222-222 Efforts to build bridges in the Middle East
by Marc Mangel - 222-222 Taxonomists need better access to published data
by Donat Agosti & Norman F. Johnson - 222-222 Specimen collecting is still vital for research
by Angelo Capparella - 222-222 Advocacy and analysis
by Carl Mitcham - 223-224 A popular evolution
by Mark Ridley - 224-224 Tuning in to radio galaxies
by K. I. Kellermann - 224-225 Exactly the same but different
by Justine Burley - 225-225 Science in culture
by Alison Abbott - 227-227 Centromeres: Selfish drivers
by Steven Henikoff & Harmit S. Malik - 229-230 Thinking big in ecology
by Sean Nee - 230-231 Acids caught in the act
by Samuel Leutwyler - 231-233 Small drugs lead the attack
by Leslie Iversen - 234-235 A wet and altered Mars
by John F. Mustard - 235-237 New-age tumour suppressors
by Allan Balmain - 237-237 Cooking up tougher ceramics
by D. P. Thompson - 238-239 How to be desensitized
by Christian Rosenmund & Michael Mansour - 239-240 Signalling polarity
by Randall T. Moon & Kavita Shah - 240-240 Augmented eggs
by David Jones - 241-242 An ancient sensory organ in crocodilians
by Daphne Soares - 242-243 Decline in mobilization of toxic aluminium
by Sheila M. Palmer & Charles T. Driscoll - 243-244 Plague bacteria biofilm blocks food intake
by Creg Darby & Jennifer W. Hsu & Nafisa Ghori & Stanley Falkow - 244-244 A non-hyperthermophilic ancestor for Bacteria
by Céline Brochier & Hervé Philippe - 245-253 Mechanism of glutamate receptor desensitization
by Yu Sun & Rich Olson & Michelle Horning & Neali Armstrong & Mark Mayer & Eric Gouaux - 254-259 Targeted pharmacological depletion of serum amyloid P component for treatment of human amyloidosis
by M. B. Pepys & J. Herbert & W. L. Hutchinson & G. A. Tennent & H. J. Lachmann & J. R. Gallimore & L. B. Lovat & T. Bartfai & A. Alanine & C. Hertel & T. Hoffmann & R. Jakob-Roetne & R. D. Norcross & J. A. Kemp & K. Yamamura & M. Suzuki & G. W. Taylor & S. Murray & D. Thompson & A. Purvis & S. Kolstoe & S. P. Wood & P. N. Hawkins - 260-262 A reconstruction of the initial conditions of the Universe by optimal mass transportation
by Uriel Frisch & Sabino Matarrese & Roya Mohayaee & Andrei Sobolevski - 263-266 Spectral evidence for weathered basalt as an alternative to andesite in the northern lowlands of Mars
by Michael B. Wyatt & Harry Y. McSween - 266-269 Formation of tough interlocking microstructures in silicon nitride ceramics by dynamic ripening
by Zhijian Shen & Zhe Zhao & Hong Peng & Mats Nygren - 269-271 Discrete stages in the solvation and ionization of hydrogen chloride adsorbed on ice particles
by J. P. Devlin & N. Uras & J. Sadlej & V. Buch - 271-275 A palaeontological solution to the arthropod head problem
by Graham E. Budd - 275-278 Climatic influence on a marine fish assemblage
by Martin J. Attrill & Michael Power