Video shows a helicopter rescue amid severe flash flooding in Kerrville, Texas. Video credit: Howdy's Restaurant, Bar & Chill ...

Social Security letter on taxes sends confusing message, some experts say Watch as mysterious ‘interstellar’ object passes ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

For only the third time in history, astronomers have identified what they think is an interstellar object — and it could be ...

The comet should remain viewable through telescopes until September as it approaches the Sun, then emerge again in December on its outbound leg.