Dung Beetles Navigate Poop-Pile Getaways Using Celestial 'Snapshots' and other top stories.

• Dung Beetles Navigate Poop-Pile Getaways Using Celestial 'Snapshots'

  

  Scientists at the University of Lund in Sweden have shown that dung beetles use mental "snapshots" of the Milky Way to navigate. E. Baird / Lund University hide caption toggle caption E. Baird / Lund University Scientists at the University of Lund in Sweden have shown that dung beetles use mental "snapshots" of the Milky Way to navigate. ..

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• Tiny ingestible robot could work wonders inside you

  

  It's a little known but often dangerous problem: each year, 3,500 people in the U.S. -- mostly young children -- swallow button batteries. Normally, these batteries pass through the body without incident. But if they come into prolonged contact with esophagus or stomach tissue, the results can be harmful: the batteries can cause an electric current that produces hydroxide, which burns through body tissue.A postdoctoral student at the Massachusetts Institute of Technology, Shuhei Miyashita broug..

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• Carbon capture is substantial in secondary tropical forests

  

  Secondary tropical forests consume substantial amounts of carbon, but are often neglected in climate change policy. Credit: Robin Chazdon et al. One of the most effective methods for capturing carbon from the atmosphere in the tropics of Latin America ...

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• The Hubble captured rare images of a comet's close encounter with Earth

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• Scientists Talk Privately About Creating a Synthetic Human Genome

  

  George Church, a professor of genetics at Harvard Medical School and an organizer of the proposed project, said there had been a misunderstanding. The project was not aimed at creating people, just cells, and would not be restricted to human genomes, he said. Rather it would aim to improve the ability to synthesize DNA in general, which could be applied to various animals, plants and microbes.“They’re painting a picture which I don’t think represents the project,” Dr. Church said in an intervie..

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