Bats on the wing

Bats on the wing
Bat wings are built like a mammal’s arm—and so their flight is fiendishly complex. Scientists have decoded the fluid dynamics of the More »

Menace to monarchs

Menace to monarchs
20 years ago, up to 1 billion monarch butterflies wintered in Mexico’s mountains. This January, a few tens of millions are roosting More »

Winter woes? No problem! say plants

Winter woes? No problem! say plants
Plants have evolved numerous ways to endure cold, wind and ice formation. How do they do it? How is climate change affecting plants and More »

As snow goes, where go the animals?

As snow goes, where go the animals?
Animals like the wolverine evolved to live in the snow, and they excel in conditions that defeat most animals. How will they fare if More »

Stopping the slaughter of the bats

Stopping the slaughter of the bats
In 7 years, white-nose syndrome has spread to 24 states and 5 provinces. Why is the fungus so deadly? Why don’t bats die in Europe? And More »

Wildfire goes wild in Arizona

Wildfire goes wild in Arizona
As wildfires torch Western states, what is the role of global warming? Does hotter weather contribute to fires? Does the resulting More »

Poaching problem

Poaching problem
As elephant poaching soars, carbon dating, a mainstay of archeology, could be used to date ivory, based on heavy isotopes left over More »

Wolf mystery solved at last!

Wolf mystery solved at last!

And how did it traverse 460 kilometers of ocean? Apparently by crossing a narrow band of ice during the last Ice Age. A new study More »

Moles smell in stereo!

Moles smell in stereo!

A common mole never sees the light of day, but it can pinpoint the source of food in just a few seconds — thanks to its newfound More »

Odder than odd!

Odder than odd!

Dig the dung beetle. Sample the belly button. Tilt your brain — and see what happens. Watch bees cook their enemies. Drive through the More »