The world’s best clocks may be sensitive to an odd mix of quantum and relativistic effects that would stretch time and test ...

New observations of two black holes merging have confirmed predictions made decades ago by Albert Einstein, Stephen Hawking, ...

Interference from human activity has always been a sticking point in astronomical observations. Radio astronomy is ...

Physicists are eyeing charged gravitinos—ultra-heavy, stable particles from supergravity theory—as possible Dark Matter ...

Warhammer 40,000: Space Marine 2 is a breakout hit for developer Saber Interactive, selling over 7 million copies in less than a year. As the game approaches its first anniversary, and with the hotly ...

Scientists at the Sanford Stem Cell Institute at UC San Diego are in the midst of their ninth research mission, with samples ...

To observe the quantum nature of gravity and of spacetime itself, we need a particle collider the size of the solar system. Or we could just physics smarter and build one on a lab ...

Kathryn Bigelow returns with “A House of Dynamite,” a nuclear thriller that's igniting Oscar buzz. Is this her strongest work ...

The 48 hours is winding down and the teams are in the final stages of wrapping up their designs, making a product promo video and preparing their pitch to our event judges. Educational back story ...

On Sept. 14, 1966, NASA's Gemini 11 mission set an all-time spaceflight altitude record when two astronauts reached an orbit of 850 miles above the Earth. This remains the highest altitude ever ...

Chad Hanna receives funding from the National Science Foundation. Scientists first detected ripples in space known as gravitational waves from the merger of two black holes in September 2015. This ...

PASADENA, Calif. — Two massive black holes crashed into each other 1.3 billion years ago, and the ripples from that cosmic collision just gave scientists the clearest look ever at how the universe ...