They took 20 random items, pumped them full of air, and kept going until something finally gave way. From hot water bottles ...

A fiery streak across the sky and a loud boom greeted many residents of northeast Ohio on the morning of March 17. The rare celestial spectacle, which took place a little before 9 A.M. Eastern ...

The object appears to have been a seven-ton asteroid that spanned nearly six feet in diameter, according to NASA. When it fell, it was traveling at around 40,000 miles per hour in a southeasterly ...

One of the largest known stars in the cosmos is poised for catastrophe. After witnessing the massive object undergo a dramatic transformation, a team of astronomers say the star is on the verge of ...

A British reporter working for Russia Today has been hospitalised with his cameraman after an Israeli strike exploded meters from them. Steven Sweeney and his cameraman, Ali Rida, were reporting in ...

Despite ethical concerns about using battlefield videos to train artificial intelligence, Ukraine’s defense ministry said it needs to improve A.I. targeting to compete with Russia.

Astronomers using the Vera C. Rubin Observatory detected 800,000 changes in the sky during just a single observation session.

Some of the most spectacular images ever captured by the Hubble Space Telescope reveal the violent remains of exploding stars. These supernova remnants include glowing clouds of gas, rapidly expanding ...

When most people think of a supernova, they're thinking of a Type II core-collapse supernova. These are massive stars that have reached the end of their time on the main sequence. They've used up ...

The Earth is under assault. Space rocks are constantly hurtling toward us, slamming into the atmosphere and often exploding into fireballs that both delight and alarm.

Witnesses described an intensely bright object racing across the sky from the southwest to the northeast, leaving behind a glowing trail before breaking apart.