Chemists can make liquid fuel from biomass — or from coal. Heidi Ledford weighs up the pros and cons.
Heidi Ledford
doi:10.1038/444677a
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Top of pageCorrespondence
A timely wake-up call as anti-evolutionists publicize their views p679
U. Kutschera
doi:10.1038/444679a
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Creationist views have no basis in science p679
Gabriela Lorenc-Pluciska
doi:10.1038/444679b
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Creationists weaken society's trust in scientists p679
Joanna Rutkowska
doi:10.1038/444679c
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Claim of bias against critics is refuted by publication p679
Gerdien de Jong and Gert Korthof
doi:10.1038/444679d
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Pseudoscience should not be published in Nature p679
Uwe Balthasar and Susannah Maidment
doi:10.1038/444679e
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There is no new evidence that undermines evolution p680
Brian Charlesworth
doi:10.1038/444680a
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Walking with dinosaurs? Not in the real world p680
Gary S. Hurd
doi:10.1038/444680b
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Creationists pose political, not scientific, threat p680
Jerzy Banbura
doi:10.1038/444680c
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How the word 'hominid' evolved to include hominin p680
Simon Underdown
doi:10.1038/444680d
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Top of pageCommentary
The right tools can save lives p681
Effective diagnosis, paired with treatment, for developing-world diseases can have far-reaching impacts, says the Global Health Diagnostics Forum.
doi:10.1038/444681a
Full Text | PDF (110K) | Supplementary information
See also: Editor's summary
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Top of pageBooks and Arts
One good deed p683
Can a simple equation explain the development of altruism?
Oliver Curry reviews The Altruism Equation: Seven Scientists Search for the Origins of Goodness by Lee Alan Dugatkin
doi:10.1038/444683a
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Film: The quest for immortality p684
Emma Marris reviews The Fountain directed by Darren Aronofsky
doi:10.1038/444684a
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Bugs with bugs p684
Mark L. Winston reviews Big Fleas Have Little Fleas: How Discoveries of Invertebrate Diseases are Advancing Modern Science by Elizabeth W. Davidson
doi:10.1038/444684b
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In retrospect: The birth of contraception p685
Michel Raymond reviews Contraception and Abortion from the Ancient World to the Renaissance by John M. Riddle
doi:10.1038/444685a
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See also: Editor's summary
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Top of pageNews and Views
Cancer: Stem cells and brain tumours p687
Stem cells are increasingly implicated in maintaining certain cancers. Studies of an intractable type of brain tumour provide hints as to why such cells may underlie the tumours' resistance to therapy.
Peter B. Dirks
doi:10.1038/444687a
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Plasma physics: On the node of a wave p688
A compact electron accelerator can be made by the cunning use of laser pulses to let electrons 'surf' on a plasma wave. The problem has been controlling exactly how much the electrons are accelerated.
Tom Katsouleas
doi:10.1038/444688a
Full Text | PDF (541K)
See also: Editor's summary
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