Long before dinosaurs roamed the land, Earth looked very different from the planet we know today. Around 500 million years ago, most of Earth’s surface...
A heavy space probe is falling to Earth today (March 10), eight years earlier than expected, according to NASA. The 1,300-pound (600 kilograms) Van Allen...
More than 2 billion years ago, long before Earth’s atmosphere contained oxygen, one hardy group of microbes may have already evolved to live with the...
Beneath Earth’s surface lies a kingdom of undiscovered microscopic life. These “intraterrestrials” survive in some of the harshest conditions on the planet — and scientists...
This week’s science news was filled with incredible discoveries hidden deep inside our planet, including a potential answer to the long-standing mystery of how a...