Conservation groups can no longer afford to try to protect as many plants and animals as they did in the past.
On June 6, 1912, the world's largest volcanic eruption of the 20th century shocked a small town in Alaska.
Geophysicists from seven research institutions are working to answer the question of when the western US will face a similar earthquake and tsunami threat as what happened in Japan.
The British Antarctic Survey is taking planetary protection measures to be the next to reach a subglacial lake.
Geologists suspect its prime cache of coveted rare earth elements is considerably larger than expected.