Plants do sums to get through the night, researchers show

(Phys.org) —New research shows that to prevent starvation at night, plants perform accurate arithmetic division. The calculation allows them to use up their starch reserves at a constant rate so that they run out almost ...

Frankenvirus emerges from Siberia's frozen wasteland

Scientists said they will reanimate a 30,000-year-old giant virus unearthed in the frozen wastelands of Siberia, and warned climate change may awaken dangerous microscopic pathogens.

Mexico jaguar population grows 20% in eight years

Mexico's population of wild jaguars has grown 20 percent in the past eight years, according to a study released Thursday, a bit of good news for an iconic species whose numbers have been declining.

Humans hot, sweaty, natural-born runners

Hairless, clawless, and largely weaponless, ancient humans used the unlikely combination of sweatiness and relentlessness to gain the upper hand over their faster, stronger, generally more dangerous animal prey, Harvard Anthropology ...

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