Neil deGrasse Tyson reflects on Martin Luther King Jr.’s “I Have a Dream” speech on its 60th anniversary. What would a space alien think of our racial divides? Adapted from the Chapter...

Thanks to our friends at DeleteMe for sponsoring today's episode. Get 20% of all consumer plans by using code STARTALK at checkout and head to https://joindeleteme.com/startalk for more. Neil...

Could Mars serve as a replacement for Earth? Neil deGrasse Tyson and comedian Chuck Nice discuss terraforming Mars as a backup for Earth and its challenges with climate scientist Katharine...

What is a wormhole, really? On this episode, Neil deGrasse Tyson and comic co-host Chuck Nice explore things you thought you knew about the physics of falling objects, white noise, and wormholes....

Can you give a robot a sense of touch? On the episode, Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly, learn about soft robotics, sensors, and data collection to help understand human physiology with mechanical engineering professor, Robert Shepherd and co-founder of Organic Robotics Corp, Ilayda Samilgil. We explore materials science and how soft robotics work. How do you create a robot that responds to feedback from the outside world? How do you interpret touch and translate it? Discover fiber optics and their applications. We break down the eternal question: why doesn’t a giraffe’s head explode when it leans down? Learn about how fiber optics are being used as a diagnostic tool. Could fiber optic sensors help you train? We hear about the NFL 1st and Future award given to Light Lace, the importance of sampling, and creating tech for performance. What is photoplethysmography? Are we closer to creating a tricorder from Star Trek? We discuss the future of wearable technology and how fiber optics could replace high speed cameras. How fast does a pitcher s arm accelerate? Can you gather enough data to know when a player is going to get injured? Are our muscle memories imperfect? We explore other applications of fiber optic sensors: could you use fiber optic wearable technology in virtual reality? Learn about Rob’s soft aquatic robot and the idea behind creating robot blood. Is this biomimicry or more than that? NOTE: StarTalk+ Patrons can watch or listen to this entire episode commercial-free. 00:00 - Introduction 3:50 - Bioastronautics 7:16 - What is soft robotics? 14:00 - Fiberoptic Technology 20:45 - NFL 1st and Future Award 25:00 - Motion Capture & High Speed Cameras 35:00 - Applications 41:20 - Robot Fish with Robot Blood Get the NEW Cosmic Queries book (5/5 ⭐s on Amazon!): https://amzn.to/3dYIEQF Support us on Patreon: https://www.patreon.com/startalkradio FOLLOW or SUBSCRIBE to StarTalk: Twitter: http://twitter.com/startalkradio Facebook: https://www.facebook.com/StarTalk Instagram: https://www.instagram.com/startalk About StarTalk: Science meets pop culture on StarTalk! Astrophysicist & Hayden Planetarium director Neil deGrasse Tyson, his comic co-hosts, guest celebrities & scientists discuss astronomy, physics, and everything else about life in the universe. Keep Looking Up! #StarTalk #NeildeGrasseTyson

Could wormholes be used to travel backwards in time? Would time dilation effects cause travelers to age differently than those left behind? Neil deGrasse Tyson and Eugene Mirman discuss this...

What to order the next time you re in a bar? May we recommend Neil deGrasse Tyson s latest libation: the Robot Cocktail. Watch your own personal astrophysicist invent his signature "Drink of...

A fan reports that the Creation Museum cites an old, pre-Hubble discrepancy about the age of the oldest stars (18 billion years old) and the age of the universe (15 billion years old) as evidence...

How did we name our planets and moons? On this episode, Neil deGrasse Tyson and comic co-host Chuck Nice explain all the things you thought you knew about the names in our solar system, the origin of the moon, and the constellations in the night sky. How did Uranus get its name? Travel through time to the discovery and naming of Uranus, the first time an individual, William Herschel, discovered a planet. How did the planets get their names? Roman gods, Greek myths, and… a British King? Find out what Uranus was originally called and the story behind the naming of its moons. Is there a method to all these names? We break down how the moon formed in our early solar system. What does Venus look like in the sky? Was the moon always as far away from the Earth? Take a journey to the early days of the Earth’s and the moon’s formation. What did the moon rise look like? What were early Earth s tides like? We get into the Earth and the moon’s rocky relationship. Is the Earth slowing? Was the moon always tidally locked to the Earth? How many constellations are there? We break down the difference between the constellations in the Northern and Southern hemispheres. Why is the Southern Hemisphere’s sky more beautiful? Is it really? What is an “asterism”? Discover the method of naming the features in our night sky. Octants, sextants, astrolabes; uncover the layout and nomenclature of the cosmos on another Things You Thought You Knew episode of StarTalk! Thanks to our Patrons David Peterson, Gregory Strakos, Dr. G, Michael Loyd, Bobby G Ragan, raven williams, and Sofiane Shrekky for supporting us this week. NOTE: StarTalk+ Patrons can watch or listen to this entire episode commercial-free. Get the NEW Cosmic Queries book (5/5 ⭐s on Amazon!): https://amzn.to/3dYIEQF Support us on Patreon: https://www.patreon.com/startalkradio FOLLOW or SUBSCRIBE to StarTalk: Twitter: http://twitter.com/startalkradio Facebook: https://www.facebook.com/StarTalk Instagram: https://www.instagram.com/startalk About StarTalk: Science meets pop culture on StarTalk! Astrophysicist & Hayden Planetarium director Neil deGrasse Tyson, his comic co-hosts, guest celebrities & scientists discuss astronomy, physics, and everything else about life in the universe. Keep Looking Up! #StarTalk #NeildeGrasseTyson

Is our experience of time a result of our perpetual movement? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly explore spacetime, metaphysics, the Brachistochrone problem and...

Welcome to the premiere episode of StarTalk’s new 360 VR videos on YouTube. In Part 1, Neil deGrasse Tyson picks you up for a personally guided tour of New York when he spots Chuck Nice....

Can we grow food on Mars? Neil deGrasse Tyson and comedian Paul Mecurio learn about a new NASA project Plant Trek and the challenges of surviving on other planets with astrobiologist Kennda...

What is time? In this Cosmic Query, astrophysicist Neil deGrasse Tyson answers a fan who wonders whether time is more like Ray Bradbury s linear depiction of time in "A Sound of Thunder," the...

Neil deGrasse Tyson on the Birth of Stars How many stars are born each day in our galaxy? Watch astrophysicist Neil deGrasse Tyson discuss the birth of stars and stellar nurseries in this Cosmic...

What would you ask a ghost if you met one? Neil deGrasse Tyson offers a few suggestions to keep in mind if you re ever speaking with a dead person in this "Behind the Scenes" video with the...

How was the Moon formed, and why doesn t it have more iron or heavy metals? Neil deGrasse Tyson explains to Eugene Mirman how a collision with a Mars-sized object during the formation of the...

Neil deGrasse Tyson welcomes you to the StarTalk Radio YouTube Channel, where science meets pop culture and comedy! This is the best place in the universe to find Astrophysicist and Hayden...

In this Cosmic Queries Science Fiction Lightning Round, Astrophysicist Neil deGrasse Tyson answers fan questions as quickly as comic co-host Eugene Mirman can ask them: "Would you die if you...

Why are solar systems and galaxies disk shaped within the same flat plane, and why do they orbit in the same direction? Watch astrophysicist Neil deGrasse Tyson explain "The Nebular Hypothesis"...

How was our Sun formed? How do we know? In this Cosmic Query, astrophysicist Neil deGrasse Tyson explains how a gas cloud condensed into our Sun, touching on gravity, pressure, thermonuclear...