What Did Manhattan Look Like in 1609?
The Welikia Project recreates a lost vision of Manhattan, one composed of marshes and forest surrounded by wide, meandering rivers.
One Way to a Cleaner Ocean? Plastics!
A new technology allows ships to dredge the ocean for plastic, then compress it into bricks. But plastic recycling has proved difficult in the past.
How to Make It Rain
The United Arab Emirates is looking into building an artificial mountain in order to stimulate rain. Will it work?
Extreme Napping in the Animal Kingdom
Although sleep is ubiquitous for animals with brains, differences in how, why, and for how long animals sleep remain unexplained.
The Bison Is America’s New National Mammal
The American bison joins the bald eagle as the second national animal. What will the designation mean for its conservation status?
Why Do Animals Share?
Natural selection should weed out the do-gooders and leave only egoists, but animals share just the same.
The Crucial Role of Women in Conservation
Conservationists need to do a better job involving women, according to a recent Nature Conservancy report.
For the Endangered American Eel, A Long, Slippery Road to Recovery
The endangered American eel, once abundant along the U.S. East Coast, is critically important in keeping rivers ecologically sound.
No, Trophy Hunting Won’t Protect Wildlife
Killing wildlife to save it isn't a viable strategy. We can create diverse, self-sustaining ecosystems without trophy hunting.