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'Strikingly Similar' Brains of Human and Fly May Aid Mental Health Research
April 11, 2013 — Scientists have revealed deep similarities in how the brain regulates behavior in arthropods (such as flies and crabs) and vertebrates (such as fish, mice and humans). The findings shed new light on ... > full story -
How Au. Sediba Walked, Chewed and Moved
April 11, 2013 — The 2-million-year-old fossils belong to the species Australopithecus sediba (Au. sediba) and provides "unprecedented insight into the anatomy and phylogenetic position of an early human ancestor," ... > full story -
How Human Ancestor Walked, Chewed, and Moved
April 11, 2013 — Scientists have pieced together how the hominid Australopithecus sediba (Au. sediba) walked, chewed, and moved nearly two million years ago. Their research also shows that Au. sediba had a notable ... > full story -
Agriculture and Food
Behavioral Science
Animals
Insects (including Butterflies)
Pests and Parasites
Zoology
Self-Medication in Animals Much More Widespread Than Believed
April 11, 2013 — It's been known for decades that animals such as chimpanzees seek out medicinal herbs to treat their diseases. But in recent years, the list of animal pharmacists has grown much longer, and it now ... > full story -
Walk This Way: New Research Suggests Human Ancestors May Have Used Different Forms of Bipedalism During the Plio-Pleistocene
April 11, 2013 — According to a new study, our Australopithecus ancestors may have used different approaches to getting around on two feet. The new findings represent the culmination of more than four years of ... > full story -
Tiny Wireless Device Shines Light on Mouse Brain, Generating Reward
April 11, 2013 — Using a miniature electronic device implanted in the brain, scientists have tapped into the internal reward system of mice, prodding neurons to release dopamine, a chemical associated with pleasure. ... > full story -
Reaction Rates of Second Key Atmospheric Component Measured
April 11, 2013 — Researchers have successfully measured reaction rates of a second Criegee intermediate, CH3CHOO, and proven that the reactivity of the atmospheric chemical depends strongly on which way the molecule ... > full storyMore: -
Healing by the Clock: In Fruit Flies, Intestinal Stem-Cell Regeneration Fluctuates With the Time of Day
April 11, 2013 — Genetic screening in flies reveals that the circadian clock regulates intestinal regeneration in response to damage, meaning that gut healing fluctuates according to the time of ... > full story -
How Some Leaves Got Fat: It's the Veins
April 11, 2013 — Some plants, such as succulents, have managed to grow very plump leaves. For that to happen, according to a new study, plants had to evolve three-dimensional arrangements of their leaf veins. That's ... > full story -
Genetic Master Controls Expose Cancers' Achilles' Heel
April 11, 2013 — In a surprising finding that helps explain fundamental behaviors of normal and diseased cells, scientists have discovered a set of powerful gene regulators dubbed “super-enhancers” that ... > full story
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