The physicist unified two of the four fundamental forces.
An asteroid about as long as the Great Pyramid of Giza is tall will make a "close" approach with Earth on Sunday (July 25), according to NASA calculations.
A superconductor is a material that achieves superconductivity— a state of matter that has no electrical resistance and does not allow magnetic fields to penetrate.
NASA has released striking satellite images of wildfire smoke clouds covering vast swaths of the U.S., from the West Coast all the way to the Atlantic Ocean.
Plans for thorium reactors have been around since the 1940s, but Chinese scientists believe they are finally close to creating a working prototype.
Scientists used two years of marsquake data to map the interior of the Red Planet for the first time ever.
NASA's Perseverance rover is about to collect its first Martian rock sample, and hold onto it until future missions can bring it back to Earth.
Some of Hawking's theories revolutionized the way we view the universe, but others still leave scientists scratching their heads.
After more than a month offline in orbit, the famed Hubble Space Telescope is back in action and snapping photos of the cosmos.
Russia has launched its decades delayed Nauka module to the International Space Station, which will represent the largest addition to Russia’s segment of the orbital outpost in years.
A meteorite found nestled in a horseshoe imprint in England was formed in the early days of the solar system and may contain the building blocks of life.
When Earth's sun grows into a red giant 5 billion years from now, solar wind will shred our planet's magnetic field to bits.
Scientists have used computer models to predict the size of minuscule deformations, or mountains, on the surfaces of neutron stars, which are responsible for causing gravitational waves as they spin.
Here's where to watch Jeff Bezos and three other crew members go to space on Blue Origin's New Shepard rocket.
Blue Origin founder Jeff Bezos and three crewmates received 14 hours of training over the last two days for their launch into space on July 20.
When Amazon founder Jeff Bezos offered her a seat on the first crewed flight of his space tourism enterprise Blue Origin, it was an invitation aviator Wally Funk had waited six decades to receive.
An attempt to figure out how much emission Jeff Bezos' jaunt into space will produce and whether we should be concerned about it