A huge earthquake could be building beneath Bangladesh, Earth's most densely populated nation. There's potential for some 140 million people to be affected.
If you're hoping to escape civilization and head into an unaltered wilderness, you might be surprised to learn it no longer exists on Earth, a study says.
It was Grandpa Pinpin’s dream to see his favorite bird, Spix’s Macaw, before his death at 94. He didn't accomplish it, but his 16-year-old granddaughter did.
Scientists have detected persistent man-made chemicals in crustaceans from the Mariana Trench and Kermadec Trench, deepest parts of the ocean ever sampled.
Scientists at MIT and elsewhere say that the Antarctic ozone hole shows signs of shrinking. They say they expect it to close permanently by mid-century.
Hundreds of events - films, concerts, panels with engineers, scientists and astronauts - about asteroids and how to protect our planet from asteroid impacts.