Dark Comets with Darryl Seligman

<p>Albert Einstein was, well, Albert Einstein. But was he right? Neil deGrasse Tyson and Chuck Nice investigate what it took to prove Einstein right, with theoretical physicist Dr. Jim Gates.</p><p><i>Originally Aired October 19, 2020.</i></p><p>NOTE: StarTalk+ Patrons can listen ... Show More

<p>Do you feel the need… the need for speed?! Neil deGrasse Tyson and Chuck Nice break down things you thought you knew about force vs. pressure, heat vs. temperature, and speed vs. acceleration.</p><p>NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here ... Show More

<p>Why can’t we run through walls if atoms are mostly empty space? Neil deGrasse Tyson, Chuck Nice, Gary O’Reilly, and astrophysicist Charles Liu explore force fields, warp drive, invisibility, and quantum physics behind superhero powers.</p><p>NOTE: StarTalk+ Patrons can listen ... Show More

Astronomy Cast Ep. 768: Comets' Unpredictability By Fraser Cain & Dr. Pamela Gay Streamed live on Oct 13, 2025. So it's been decades since we've seen a bright comet in the sky. And actually there was a pair — Hale-Bopp and Hyakutake. And then, silence! And unmet promises by the U ... Show More

The Gaia spacecraft stopped collecting data this January after about 11 years and more than three trillion observations. Senior space and physics editor Lee Billings joins host Rachel Feltman to review Gaia’s Milky Way–mapping mission and the tidal streams, black holes and astero ... Show More

Scientists now agree that COVID spreads via airborne transmission. But during the early days of the disease, public health officials suggested that it mainly did so via close contact. The subsequent back-and-forth over how COVID spread brought science journalist Carl Zimmer into ... Show More

A paper published by the Centers for Disease Control and Prevention argues that Chagas disease is now endemic in the U.S. Koalas may finally be spared from a deadly epidemic. Meanwhile NASA’s Perseverance Mars rover has uncovered tantalizing clues about potential ancient microbia ... Show More

Where do we live within the galaxy? What shapes the local bubble? How long will we be inside it? I discuss these questions and more in today’s Ask a Spaceman! This episode is sponsored by BetterHelp. Give online therapy a try at betterhelp.com/spaceman and get on your way to bein ... Show More

Since 2008, Big Think has been sharing big ideas from creative and curious minds. Since 2015, the Think Again podcast has been taking us out of our comfort zone, surprising our guests and Jason Gots, your host, with unexpected conversation starters from Big Think’s interview arch ... Show More

What happens when a real-life astronaut turns to fiction? In this episode, Chris Hadfield shares how decades of spaceflight and global diplomacy inspired his latest novel, Final Orbit, a cold war thriller packed with historical intrigue and technical precision. Host Rachel Feltma ... Show More

NOTE: this episode contains discussion around death which some people may find difficult. In Part Two we learn how to stretch time! We journey back to the beginning of life on earth, and forward into the far, far future, we learn from Brian Eno himself about why he invented ambie ... Show More

A massive iron meteorite sat undisturbed in the Somali desert for generations—until armed men stole it in 2020. The El Ali meteorite contains at least three minerals never before seen on Earth, making it scientifically priceless. But its journey from landmark to black market rais ... Show More