NASA's bosses have been grilled after the Artemis II moon mission was pushed back yet again following a failed wet dress ...

Could the universe have more than three dimensions—and if it does, could life exist there? If higher-dimensional beings are possible, they might interact with our world in ways we can’t fully perceive ...

Add Yahoo as a preferred source to see more of our stories on Google. Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a sigh ...

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...