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Small but Speedy: Short Plants Live in the Evolutionary Fast Lane
May 21, 2013 — Biologists have known for a long time that some creatures evolve more quickly than others. Exactly why isn't well understood, particularly for plants. But it may be that height plays a role. Shorter ... > full story -
Fourteen Closely Related Crocodiles Existed Around 5 Million Years Ago
May 21, 2013 — Today, the most diverse species of crocodile are found in northern South America and Southeast Asia: As many as six species of alligator and four true crocodiles exist, although no more than two or ... > full story -
Vitamin C Can Kill Drug-Resistant TB
May 21, 2013 — In a striking, unexpected discovery, researchers have determined that vitamin C kills drug-resistant tuberculosis (TB) bacteria in laboratory culture. The finding suggests that vitamin C added to ... > full story -
Visual Search Function: Where Scene Context Happens in Our Brain
May 21, 2013 — Though a seemingly simple and intuitive strategy, visual search function -- a process that takes mere seconds for the human brain -- is still something that a computer can't do as accurately. Over ... > full story -
Clouds in the Head: New Model of Brain's Thought Processes
May 21, 2013 — A new model of the brain's thought processes explains the apparently chaotic activity patterns of individual neurons. They do not correspond to a simple stimulus/response linkage, but arise from the ... > full story -
Early-Life Traffic-Related Air Pollution Exposure Linked to Hyperactivity
May 21, 2013 — Early-life exposure to traffic-related air pollution was significantly associated with higher hyperactivity scores at age 7, according to new ... > full story -
'Whodunnit' of Irish Potato Famine Solved
May 21, 2013 — An international team of scientists reveals that a unique strain of potato blight they call HERB-1 triggered the Irish potato famine of the mid-19th ... > full story -
The Mammoth's Lament: How Cosmic Impact Sparked Devastating Climate Change
May 20, 2013 — Researchers have found evidence of a major cosmic event near the end of the Ice Age. The ensuing climate change forced many species to adapt or ... > full story -
Bed Sharing Leads to Fivefold Increase in Risk of Crib Death for Babies Whose Parents Do Not Smoke
May 20, 2013 — Parents who share a bed with their breastfed baby could face a fivefold increase in the risk of crib death, even if the parents do not smoke, according to a new ... > full story -
Practice Makes Perfect? Not So Much, New Research Finds
May 20, 2013 — Turns out, that old "practice makes perfect" adage may be overblown. New research finds that a copious amount of practice is not enough to explain why people differ in level of skill in two widely ... > full story
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