Many experts think a ban is the only way to end this pervasive form of litter. The environmental argument is becoming clearer, but there’s also a strong public health case.
Teaming up helps these agile raptors take on animals twice their size. But we’re still not sure why they stand on each other.
Collaborative solutions (and legislation) for protecting the Western Hemisphere’s largest lake.
The story behind the Stresemann’s Bristlefront's re-emergence shows that conserving an endangered species can reap rewards for others.
The six flavors of junco were long considered separate species. Recent science shows that they instead boldly exhibit evolution in real time.