Their calculations reveal that life on Earth has cycled all of the planet’s carbon roughly 100 times. But the researchers ...

Ever noticed the appearance of mysterious and jelly-like green blobs or mats on your lawn or driveway after a rainy day? No, ...

Officials say a total of 330 elephants are now known to have died from ingesting cyanobacteria. Poaching has been ruled out as a cause of death. Africa Live: Updates on this and other stories Why ...