In 2017, a weird-looking space object called ʻOumuamua whipped past our sun. Now a Harvard scientist is suggesting it miiiight be an alien probe! So we’re revisiting this episode from a few years ago, where we ask: could aliens actually exist? Is there any chance they’ve visited Earth already? We talked to astronomers Dr. Jill Tarter, Dr. Seth Shostak, inves ... Show More
Sep 10
Where Have The Insects Gone?? With Dr. Jessica Ware
Bugs are disappearing at alarming rates, scientists are telling us. Bees, butterflies, beetles: all of them have been dropping like flies. And scientists say there are a bunch of reasons to care about this — for example, fewer bugs means less pollination, which means less pasta i ... Show More
45m 53s
Sep 3
Protein-Maxxing: Is It Actually Bad For Us?
Protein is everywhere — tons of us are trying to cram more of it into our diets, and it's showing up in our lattes, our snack bars, even our popcorn. But just as we’re getting on board with protein-maxxing, a bunch of headlines have started saying the opposite: that eating LESS p ... Show More
31m 11s
Aug 27
Sunscreen: Could It Be Toxic??
Sunscreen is supposed to protect us from dangerous stuff like cancer, but all over social media, people are saying that we’ve been getting it all wrong. We’re being told that our sunscreen is full of toxic chemicals, that wearing it could mess with our vitamin D levels — even tha ... Show More
50m 52s
Dec 2024
Alien Sightings with David Spergel
<p>Are alien spacecraft here on Earth? Neil deGrasse Tyson and comedian Chuck Nice discuss the UAP hearings, unexplained cosmic phenomena, dark matter, and more with astrophysicist and NASA UAP chair David Spergel.</p><p>NOTE: StarTalk+ Patrons can listen to this entire episode c ... Show More
56m 24s
Dec 2017
Extraterrestrial Mashup
<p>Search for ET on this StarTalk mashup – featuring Neil deGrasse Tyson, David Grinspoon, Seth Shostak, Michael Ian Black, Chuck Nice, Jill Tarter, David Brin, Allen Saakyan, and Doug Vakoch – as we explore where to look and debate whether to send signals ourselves.<br />NOTE: S ... Show More
48m 35s
Sep 2024
Revisiting the Drake Equation with David Grinspoon
<p>Will alien life look like anything on Earth? Neil deGrasse Tyson and comedian Chuck Nice deep dive into questions about astrobiology, revisiting the Drake Equation, and life beyond Earth with NASA astrobiology strategist, David Grinspoon a.k.a Dr. Funkyspoon.</p><p>NOTE: StarT ... Show More
51m 18s
Mar 2024
Cosmic Queries – Out There
<p>Neil deGrasse Tyson, co-host Harrison Greenbaum, and astrophysicist Janna Levin answer questions on the far away and the far out, including Andromeda's impending collision with the Milky Way, white holes, a holographic universe, and more. Prepare to get trippy!</p><p>NOTE: St ... Show More
50m 9s
Jul 2024
Cosmic Queries – Strange Matter
<p>What could we do to hide from the aliens? Neil deGrasse Tyson and comedian Chuck Nice answer fan questions about human radio wave signals, strange matter, universes inside black holes, and other physics questions!</p><p>NOTE: StarTalk+ Patrons can listen to this entire episode ... Show More
43m 14s
Jan 2023
Cosmic Queries – Silicon Aliens with David Grinspoon
<p>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. </p><p>NOTE: StarTalk+ Patrons can listen to this ent ... Show More
50m 50s
May 2019
Will we ever find alien life?
3/6 In this instalment of The Curious Cases of Rutherford & Fry, Hannah and Adam boldly go in search of scientists who are hunting for ET, spurred on by questions sent in by listeners across the globe, from Australia to Columbia. They start by asking how we define life and why we ... Show More
27m 29s