NASA is not going to make any announcements about aliens like many people started to believe after a video went viral.
Scientists have detected radio signals from deep space.
Humans have been trying to search for signs of alien existence for decades. Now scientists will send messages so that aliens can find us.
The world's oldest water that is 2 billion years old could provide valuable information on alien life on Mars.
According to a new theory, we won't be meeting aliens in this lifetime.
Astronomers have been feverishly trying to find a, um, natural explanation for a bizarre transit signal. Though it has turned into something of an epic endeavor, astronomers are zeroing in on the most likely candidate.