An international study released Wednesday shows that many species that are not considered threatened are "highly climate change vulnerable" and may require additional conservation measures to protect them.
On the anniversary of famous ascents: What's different, and what doesn't change.
Keeping extremely precise time is not just a question of scientific achievement.
Hurricane Sandy and an extensive drought made 2012 the United States' second costliest year for natural disasters since 1980.
The reason for the season, some might think (and not illogically so), is that according to a natural cycle, the Earth has temporarily shifted closer to the sun and is sweltering in the extra heat.
Kiribati President Anote Tong has grimly predicted his country will likely become uninhabitable in 30 to 60 years.
That represents 800 million more people than was forecast in 2011.
Scientists now think sound waves from big earthquakes could provide 15 to 20 minutes of advance notice before a tsunami hits.
Jun 15, 2013; 9:00 AM ET Social, political and economic instability creates famine, not the weather. Jalelah Ahmed reports.
