Casimir cavities are mysterious spaces between microscopic metal plates in a vacuum. Areas of diminished energy between the ...

Gravity used to be the most dependable rule in the cosmic rulebook, the quiet background force that never changed its mind.

The dream of a warp drive, a futuristic propulsion system that could allow us to cover astronomical distances at the speed of light or faster, is still alive. While the idea has historically been ...

For more than half a century, faster than light travel has lived in the realm of television scripts and paperback science fiction. Now a cluster of theoretical breakthroughs is forcing physicists to ...

Add Yahoo as a preferred source to see more of our stories on Google. Aided by the gravitational pull of Venus and the sun, NASA's Parker Solar Probe became the fastest man-made object in history when ...

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When you buy through links on our articles, Future and its syndication partners may earn a commission. This warp drive is a theoretical concept where a spacecraft travels faster than light by ...

The picture depicted above is not some secret NASA project built in the recesses of the dark side of the moon, but the brainchild of concept artist Mark Rademaker, who designed what could be the first ...