Issue for the week of August 10th, 2013

Neuroimaging improves understanding of eating disorder. (p. 20)

South African finds enter fray over origins of the human genus. (p. 26)

Though far from a cure, the advance could eventually lead to gene therapy that alleviates some symptoms. (p. 5)

Material that reflects light without letting any escape could improve lasers. (p. 8)

Droplets wiggle, split and coalesce into simple and dynamic configurations. (p. 8)

Reactions in the frigid cold of space are sped by a quirk of physics, researchers propose. (p. 9)

Interactions between gas and dust may form elliptical patterns. (p. 9)

Infrequent killings among hunter-gatherer groups fit a scenario of a largely peaceful Stone Age, a study concludes. (p. 10)

Bladder control restored for the first time in animals with stark spinal cord damage. (p. 11)

The organ's reserves enable a long journey from waters off California to Hawaii and back, tracking data suggest. (p. 12)

Asymmetry in sense of smell alters insects' behavior in lab tests. (p. 12)

Wiping out gut bacteria in wasps saves crossbred offspring from death, suggesting that microbes may play a role in speciation. (p. 13)

Selections from the meeting include a natural fish experiment, terrapins' light displays and why a variety of eye colors persist in people, presented June 21-25 in Snowbird, Utah. (p. 13)

Common compounds produced by gut microbes quench colitis in mice. (p. 14)

Simple decision tool shows potential as quick way to identify clinical depression. (p. 14)

Children at risk of type 1 diabetes are better off waiting until 4 months of age to consume solid foods. (p. 15)

Distant powerful temblors triggered ominous activity at wastewater injection sites. (p. 16)

Sniffing for telltale molecules, method analyzes tissue with every cut. (p. 18)

Chemists encapsulate tiny objects using natural ingredients and easy, inexpensive process. (p. 18)

Six kids are healthy, up to three years after treatment. (p. 19)

A strange replication method and an unusual genetic sequence are among the mysteries of the outsized Pandoravirus. (p. 19)

Review by Bruce Bower (p. 30)

Review by Tina Hesman Saey (p. 30)

Excerpt from the August 10, 1963, issue of Science News Letter (p. 4)

(p. 31)

The Science Life (p. 32)

Source: http://www.sciencenews.org/view/issue/id/351912/title/Issue_for_the_week_of_August_10th_2013

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