Boom Supersonic's XB-1 demonstrator craft could become the first commercial jet to break the sound barrier since Concorde ...

Astronomers discovered the exoplanet in 2016, a gas giant that’s slightly larger than Jupiter with a fraction of its mass, ...

REPORT It’s Tuesday. We’ve all woken up in a very different Washington. Donald Trump is president once again and has already ...

There's a universe full of black holes out there, spinning merrily away—some fast, others more slowly. A recent survey of ...

Observations of WASP-127b, a giant gas exoplanet more than 500 light years from Earth, suggest it has phenomenally high wind ...