Did scientists find Dyson spheres around stars? Neil deGrasse Tyson explores what an alien civilization might look like to us, the Kardashev Scale, and Dyson Spheres. Learn what researchers found around previously discovered stars. We break down the Kardashev Scale and what to look for when ...

What would people from venus be called? On this explainer, Neil deGrasse Tyson and Chuck Nice hash out what organisms from each planet would be called. What are people from Earth called? Learn how we name exoplanets and what we might call people from the moons of Saturn. We work our way ...

Can there be life on planets without magnetic fields? Neil deGrasse Tyson and comedian Chuck Nice discuss exoplanets, extraterrestrials, and answer extraordinary questions from our fans with astrobiologist, David Grinspoon. Can we entertain the idea of non-carbon-based life? We explore why ...

Can you actually grow potatoes on Mars? On this episode, Neil deGrasse Tyson and comic co-host Paul Mecurio explore how to grow plants in space and whether we can farm on the Moon and Mars with University of Florida Space Plants Lab biologists Anna-Lisa Paul and Robert Ferl. Do we have ...

What are the oceans like on Enceladus? On this episode, Neil deGrasse Tyson explores the oceans of Earth and other planets in the search for alien life in hard-to-reach places with planetary scientist Kevin Hand, deep sea oceanographer Julie Huber, and comedian guests Eugene Mirman, Ellie ...

Neil deGrasse Tyson and SETI Astronomer, Seth Shotsak, talk about alien sightings and how aliens are portrayed in the media. ➡ Subscribe: http://bit.ly/NatGeoSubscribe ➡ Watch all clips of StarTalk here: http://bit.ly/WatchStarTalk ➡ Get More StarTalk: http://bit.ly/NGStartalk About StarTalk: ...

What will life be like on other planets? On this episode, Neil deGrasse Tyson and comic co-host Chuck Nice explore the origins of life on alien planets and extremophiles right here on Earth with astrobiologist Kennda Lynch. We dive into the salty acidic waters of the Dallol in the Danakil ...

What do aliens look like? In this episode, Neil deGrasse Tyson and comic co-host Chuck Nice talk aliens with astrobiologist David Grinspoon, “Dr. Funkyspoon,” featuring Neil's interview with The Martian author, Andy Weir, on his new book Project Hail Mary. To start, we discuss what ...

Are alien spacecrafts here on earth? In this explainer video, Neil deGrasse Tyson and comic co-host Chuck Nice discuss the existence of aliens on earth and what the scientific community thinks of it. Do conspiracy theories like UFOs hold any truth or validity? Or is this obsession with aliens ...