Spending sprees, reunions and a nixed blockbuster trade headlined a wild week in free agency ...

When Anastasios Tzanidakis was sifting through some older telescope observations, he stumbled across something that should ...

AI-powered toys that "talk" with young children should be more tightly regulated and carry new safety kitemarks, according to ...

AI-powered toys that “talk” to young children should be more tightly regulated and carry new safety kitemarks, warns a new ...

And now it's 250 million miles away.

Even 200 years after asteroid 16 Psyche was discovered, astronomers continue to puzzle over its formation. Psyche is the 10th ...

Like tiny photobombers, cosmic anomalies resembling small, bright red points show up in almost every snapshot taken by the ...

So, it came as a shock to many people when, in 1781, it was announced that a seventh planet, the first to be discovered since ...

If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have ...

Shifts in the Gulf Stream could help researchers predict the human-driven failure of a huge system of ocean currents known as the Atlantic Meridional Overturning Circulation.

Houston may reach 90 degrees early this week, well ahead of schedule. Does early heat signal a hot summer? Here's what the numbers show.