As temperatures rise sooner in spring, interdependent species in many ecosystems are shifting dangerously out of sync
Did climate changes cause civilizations to collapse?
New vaccines may not be a reason to keep smallpox stocks
Maverick meteorologist Richard S. Lindzen keeps right on arguing that human-induced global warming isn't a problem
The father of the idea that a sibling of the sun periodically wreaks havoc on Earth finds inspiration in catastrophes