Related topics: earth · carbon dioxide · ocean · nasa · planets

An exo-Neptune beat the odds and kept its atmosphere

As planet-hunting scientists find more and more planets, they've encountered some puzzles. One of them concerns the lack of Neptune-size worlds orbiting close to their stars. Astronomers think that these planets aren't massive ...

Scientists find two ways that hurricanes rapidly intensify

Hurricanes that rapidly intensify for mysterious reasons pose a particularly frightening threat to those in harm's way. Forecasters have struggled for many years to understand why a seemingly commonplace tropical depression ...

'Frozen in time' landscape discovered under Antarctic ice

Scientists revealed Tuesday that they had discovered a vast, hidden landscape of hills and valleys carved by ancient rivers that has been "frozen in time" under the Antarctic ice for millions of years.

page 32 from 40