Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...

"When TESS launched, no one expected it to ever be capable of finding this kind of planet." When you purchase through links ...

The curious minds at What If explore what your voice sounds like on different planets. Coffee found to have startling effect on aging, says new study What happens if you don't pay a deceased person's ...

A deadly alien virus sparks a desperate mission across the galaxy in this action-packed sci-fi sequel where humanity hangs in the balance.

96% of our universe is missing. The video explores questions such as the absence of aliens in our galaxy, the concept of dark matter, and the possibility of a hidden 9th planet in our solar system ...