While searching the cosmos for exoplanets, the Kepler space telescope discovers a peculiar star, whose light is behaving in a way never seen before. From Season 3 Episode 1 Catch full episodes of your favourite Quest shows on discovery+: Subscribe to Quest TV for more great clips: ...

Eye witnesses explain some of the craziest real life alien encounters they've ever experienced. Catch full episodes of your favourite Quest shows on discovery+: https://bit.ly/3Dk7rKy Subscribe to Quest TV for more great clips: http://www.youtube.com/subscription_c... Follow Quest on ...

The Contact team have travelled around the world to talk to witnesses about their UFO encounters, and the footage that they have seen has blown them away. Catch full episodes of your favourite Quest shows on discovery+: https://bit.ly/3ADIXuT Subscribe to Quest TV for more great clips: ...

These witnesses and science-based evidence lead investigators to believe in the existence of aliens! Catch full episodes of your favourite Quest shows on discovery+: https://bit.ly/3ADIXuT Subscribe to Quest TV for more great clips: http://www.youtube.com/subscription_c... Follow Quest ...

A drone pilot shows Nick & Sarah footage he captured, which shows a white UFO travelling at over 10x the speed of sound! From Season 1 Episode 7 Catch full episodes of your favourite Quest shows on discovery+: https://bit.ly/3ADIXuT Subscribe to Quest TV for more great clips: ...

The team is investigating a mysterious crash site in Argentina. In 1995 something big crashed in the area, but the local police do not have any records of the incident. Eyewitnesses say that soon after they heard the explosion, the whole area was blocked by unidentified men in black. From ...

The team investigates the 1997 Phoenix UFO sighting having more than 10.000 eyewitnesses. From Season 1 Episode 4. Catch full episodes of your favourite Quest shows on discovery+: https://bit.ly/3ADIXuT Subscribe to Quest TV for more great clips: http://www.youtube.com/subscription_c... ...

Some of the strange and alien stories from NASA's moon landings in the 20th century Catch full episodes of your favourite Quest shows on discovery+: https://bit.ly/3R9TnJN Subscribe to Quest TV for more great clips: http://www.youtube.com/subscription_c... Follow Quest on Twitter: ...

Shocking footage from the Air Force shows six UFO’s following pilots over the skies of a remote jungle before sending the crew in to investigate. From Season 1 Episode 2. Catch full episodes of your favourite Quest shows on discovery+: https://bit.ly/3ADIXuT Subscribe to Quest TV for ...

The crew think they have a lead when an unexplainable noise, and a witness who saw a bright light engulf his house, point them towards a cave potentially formed by aliens. From Season 1 Episode 1. Catch full episodes of your favourite Quest shows on discovery+: https://bit.ly/3ADIXuT ...

Witness the craziest alien stories and encounters found in Alaska! Catch full episodes of your favourite Quest shows on discovery+: https://bit.ly/3GyoRok Subscribe to Quest TV for more great clips: http://www.youtube.com/subscription_c... Follow Quest on Twitter: ...

Chuck and the team are investigating Phoenix, Arizona, as it is one of the biggest hotspots for UFO sightings. During a night investigation, the three of them see a mysterious light in the sky and, luckily, they are able to get in on camera. From Season 1 Episode 7 Catch full episodes of ...