In 1996, IBM's Deep Blue faced off against Garry Kasparov, the greatest chess mind on Earth — and changed history.

Researchers have unveiled plans to investigate the mysterious production of ‘dark oxygen’ on the sea floor — large amounts of the gas that seem to be coming from a region too deep for sunlight to ...

Here’s what you’ll learn when you read this story: To understand the mantle—the largest layer of Earth’s rocky body—scientists drill deep cores out of the Earth. Scientists drilled the deepest core ...