Researchers find quicker, cheaper way to sort isotopes

(PhysOrg.com) -- Whether it's the summer grass that tickles your feet or the red Bordeaux smacking on your palette, nearly every part of the world around you carries special chemical markers. These markers, called isotopes, ...

Ancient horse poo sheds light on Hannibal's march

The route taken by Hannibal over the Alps to invade Italy has been a matter of debate for 2,000 years, but scientists may now have the answer—thanks to some ancient horse poo.

Combining techniques provides new insight into bird migration

Two complementary methods work together in a study forthcoming in The Auk: Ornithological Advances, producing more refined estimates of where individual Barn Swallows spend the winter. Using the methods separately comes with ...

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