A study of 183 coral reefs worldwide quantified the impacts of ocean warming and acidification on reef growth rates. Even under the lowest emissions scenarios, the future of reefs is not bright.
Mud blister worms make their homes in the shells of oysters and other shellfish, where they weaken their hosts.
Following NASA's latest discovery of organic matter on the red planet, new findings in a salt lake in California could point to where to look for alien life.
Cement has a huge greenhouse footprint, largely because the chemical process by which it is made releases carbon dioxide. But there are several different ways for cement to green up its act.