Neural stem cells serve as RNA highways too

Duke University scientists have caught the first glimpse of molecules shuttling along a sort of highway running the length of neural stem cells, which are crucial to the development of new neurons.

Who's in that vomit, anyhow?

Everyone likes "gross" fossils. Fossil poo always gets attention, and infected bones are cool to look at, but vomit is fairly unusual in the fossil record. One of the best known examples (at least to paleontologists with ...

Russia moves to shut down Lake Baikal paper mill

A controversial Soviet-era paper mill on the shores of Lake Baikal will be closed down, a government spokeswoman said Thursday, after years of complaints about pollution at the UNESCO-protected Siberian site.

Remote sensing places nature at our fingertips

When the crew of Apollo 17 snapped the famous Blue Marble photo of Earth in 1972, they gave humanity its first truly global perspective on the planet we all call home. The image helped spark recognition of Earth as having ...

Icy Arctic rising as economic, security hot spot

The icy Arctic is emerging as a global economic hot spot—and one that is becoming a security concern for the U.S. as world powers jockey to tap its vast energy resources and stake out unclaimed territories.

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