The greenhouse effect was discovered more than 150 years ago and the first scientific paper linking carbon dioxide levels in ...

Essentially, gas pistoning is a shallow, degassing-driven rise and fall of a lava surface. Often these pistons occur in ...

The U.S. military wants to keep training at a high-altitude plateau on Hawaii's Big Island so it's ready to quickly send ...

Compact, challenging, and intellectually rewarding, the NYT mini Crossword today delivered its signature dose of fun. Whether ...

More scientists are beginning to feel that crunch.