The Drake Equation helps scientists estimate the odds of finding intelligent alien civilizations. It’s an age-old question: Do aliens exist? And what are the odds we’ll make contact? A famous ...

With all the sightings of strange objects in the sky, people have been wondering for decades what these things can be. Whether it’s Roswell or Area 51, people have been convinced there have been ...

Dive into how Earth’s weirdest microbes could help us spot extraterrestrial life. Marine biologist Peter Girguis thinks they might both hold clues to finding life beyond Earth. In this episode, he ...

For decades UFOs have captivated the public, even as many scientists saw them as too taboo to investigate. Now, after highly publicized sightings of unidentified objects by Navy pilots, UFOs are ...

When you spot a UFO, are you really seeing something unknown? You can actually see things in Earth's orbit like weather balloons, the International Space Station, and a 60-satellite system called ...

The five-part series premieres Wednesday, September 17, at 9pm ET/8C on PBS, and will also be available for streaming at pbs.org/nova, NOVA on YouTube, and the PBS ...

Celebrating the lasting legacy of our planet's off-world laboratory since it was first inserted into orbit in 2000, NOVA presents a two-part exploration of the venerable International Space Station ...

What do deep-sea microbes and Martian “leopard spots” have in common? Marine biologist Peter Girguis thinks they might both hold clues to finding life beyond Earth. In this episode, he joins Hakeem ...