Obama announces ambitious plan to develop new tools for exploring neural circuitry. (p. 22)
Animals? cognitive shortcomings are as revealing as their genius. (p. 24)
Scientists struggle to understand how early Earth stayed warm enough for liquid water. (p. 30)
Hundreds of fossils found in China suggest some unhatched dinos kicked their legs. (p. 5)
A newly discovered rupture-and-repair process that occurs in embryos could explain a lot about infections and hearing defects. (p. 8)
With a short time to live, parasite-infested females lose their preference for fast-chirping males. (p. 8)
Two species that live in the dark have worse hearing than do their surface-living cousins. (p. 9)
Mice slim down after receiving bacteria transplanted from rodents that had the surgery. (p. 10)
New World breeds trace back to both major bovine lineages, genetic analysis shows. (p. 10)
Targeting cholesterol in retina stops rogue blood vessel growth often seen in the vision disease. (p. 11)
DNA-based switches could be used in diagnosis and treatment of diseases. (p. 11)
An experimental medicine that targets a type of RNA in the liver leads to reduced virus levels in patients. (p. 12)
In mice, bits of proteins can treat condition resembling multiple sclerosis. (p. 12)
Organisms living on tree roots do the lion?s share of sequestering carbon. (p. 13)
Space station-based instrument records high amount of antimatter seen in earlier experiments. (p. 14)
Similar brain patterns emerge when seeing an object and conjuring it during sleep. (p. 16)
Using lasers, scientists target a sluggish set of neurons in rats to ease drug compulsion. (p. 16)
Language evolution might have fed off infants? ability to use certain sounds to express various emotions. (p. 17)
Temperatures soared to nearly 74 degrees Celsius, which no plants or animals could endure. (p. 18)
Disintegration of floating glaciers could be responsible for freezing of seawater. (p. 18)
The tectonic history of North America?s Pacific Rim gets even more jumbled. (p. 19)
At the bottom of the Mariana Trench, eleven kilometers down, bacteria prosper despite crushing pressure and isolation. (p. 19)
The hominid?s unusual build may place it in into humankind?s lineage. (p. 20)
Methane, ozone and other short-lived pollutants have a big impact on ocean heights, simulation finds. (p. 20)
More jarring flights are likely, simulation suggests. (p. 20)
Fermentation process using bioengineered version of the fungus could become important new production method for artemisinin. (p. 20)
Highlights from the annual AACR meeting include ovulation?s impact on cancer risk and an experimental drug?s promising performance against leukemia. (p. 20)
Review by Allison Bohac (p. 34)
Review by Nathan Seppa (p. 34)
(p. 34)
(p. 34)
(p. 34)
(p. 34)
(p. 34)
Science Past from the issue of May 4, 1963 (p. 4)
Science Future for May 4, 2013 (p. 4)
(p. 4)
(p. 35)
The Science Life (p. 36)
Source: http://www.sciencenews.org/view/issue/id/349822/title/Issue_for_the_week_of_May_4th_2013
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