China is "heavily investing" in both ground-based and space-based weapons that could knock out U.S. satellites, according to ...

Elon Musk, a prominent figure in the business and tech world, has sparked widespread debate and reflection with recent ...

Scientists are confident Mars was once abundant with water, as seen in massive flood-carved channels, ancient river valleys, ...

"Jobs," as a topic, dominated Monday's debate, but the discussion was broad ... Mashable Light Speed Want more out-of-this world tech, space and science stories? Sign up for Mashable's weekly ...

A chemical found in the atmosphere around an exoplanet that leads researchers to believe the planet may harbor life is called a biosignature. On Earth, DMS is mostly produced by bacteria and ...

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