Getting by in a Game without Winners
| April 11, 2005
A time-honored tradition for choosing teams, riding shotgun, and settling other childish disputes, the game called rock-paper-scissors has been around far longer than humans have been playing it.
Research
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Speciation's Defining Moment
| April 11, 2005
Evolutionary biologists, both theoreticians and empiricists, have argued for decades about the relative merits of two speciation scenarios: allopatry and sympatry.
An On/Off Switch for Drug Design
| March 28, 2005
In theory, aptamers can specifically bind and modulate the activity of any protein for which they're designed.
Artificial Intelligence Marches Forward
| March 14, 2005
Rodney Brooks has what seems like modest career goals: to achieve the manual dexterity of a 6-year-old and the object-recognition skills of a toddler.
Looking at Variation in Numbers
| March 14, 2005
The massive efforts to systematically find and catalog single nucleotide polymorphisms (SNPs) bear witness to the conviction that small genomic changes may provide clues to the origins of such things as heart problems, obesity, and pharmacologic responses.
Beating the Clock for a Better Understanding of Metabolism
| February 28, 2005
Timing is everything, even with regard to metabolism.
Homo floresiensis
| February 28, 2005
Paleoanthropology is among the most quarrelsome of fields, so it is no surprise that researchers have gone to war over the remarkable bones discovered in a Liang Bua cave on the Indonesian island of Flores in 2003.
Synthetic Peptides Spur Apoptosis
| February 28, 2005
Peptide mimetics are becoming increasingly popular pipeline leads for pro-apoptotic cancer drugs.
Love is Like an Addiction
| February 14, 2005
Neuroscientists today are peering into the brain to understand the drive of romantic love, and they are finding evidence backing the 19th-century philosopher's observation: Love has a striking neural kinship with drug addiction.
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