Tropical mountain diversity: species rise from below, but also travel from afar

Herculean taxonomy expedition reveals dual origin of tropical mountain organisms. More »

Europe: Return of the carnivores!

Bear, lynx, wolverine and wolf spread across Europe. What can we learn from 50 years of wildlife progress? More »

Power plants, vehicles, farms and industry release a wide range of substances, and a surprising range of them form dangerous More »

As invasive weeds choke the shore in San Francisco Bay, ecologists try to eradicate the invader without harming the California clapper More »

Bat wings are built like a mammal’s arm—and so their flight is fiendishly complex. More »

Assisted migration efforts grow more desperate with new White House call for monarch butterfly “freeway” to parallel Interstate-35. More »

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 »

Incredibly snowless Decembers recorded across the Midwest and Northeast. Great for traffic. What about winter critters? More »

First we focused on cutting nitrogen pollution. Then we switched to phosphorus. Now we hear that cutting the second raises the first. More »

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 »

25 Simple machines are rare in biology, but gears create microsecond timing in one high-jumping insect. Quiz question: What other More »

Large amounts of methane and carbon dioxide could be produced as warming changes Arctic lands and ocean. Could this start a frightening More »

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

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

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 »