Issue for the week of February 11th, 2012

Teeming masses of organisms thrive beneath the seafloor (p. 18)

Brain signatures lead scientists to the seat of consciousness (p. 22)

The loopy nature of consciousness trips up scientists studying themselves (p. 28)

South America?s massive rain forest may soon release more carbon into the atmosphere than it absorbs. (p. 5)

Astronomers pinpoint what feeds a type of stellar explosion. (p. 8)

Probing galactic distortions reveals web of invisible matter. (p. 8)

Hot hands exist in professional volleyball and influence game strategy. (p. 9)

Tots acquire the gift of gab by matching adults? mouth movements to spoken words. (p. 9)

Outrageous-looking head spikes on the male of the species may not cost much in evolutionary terms. (p. 10)

A deep-sea fish's eyes apparently use fluorescence to pick up hard-to-detect hues, researchers conclude. (p. 10)

Octopuses adapt to water temperature with tweaks to how genes are copied, not DNA itself. (p. 11)

Simple measures could slow global warming and reduce premature deaths. (p. 12)

Two new studies help explain fate of pollutants released in the biggest offshore spill in U.S. history. (p. 12)

Infrequent marijuana users show a slight improvement in breathing capacity and middling smokers had no change, a 20-year study shows. (p. 14)

Rodents that consume alcohol along with a compound derived from an ancient herbal remedy get less drunk, recover faster and appear less prone to addiction. (p. 14)

Many people in nine countries don't know how to recognize or react to heart attacks and strokes. (p. 15)

Patients who have high levels of compounds called TNF receptors in their blood have a heightened risk of developing renal failure, two studies suggest. (p. 15)

More than 1,800 high school students entered the 2012 competition. (p. 16)

Review by Allison Bohac (p. 31)

(p. 31)

(p. 31)

(p. 4)

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(p. 4)

(p. 31)

Better produce and protecting food staples at the USDA. (p. 32)

Source: http://www.sciencenews.org/view/issue/id/337981/title/Issue_for_the_week_of_February_11th,_2012

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