How big is the universe? And how do we know? It's a question that puzzled astronomers for centuries. They had no way to measure distance in space - until Henrietta Leavitt showed them how. Henrietta Leavitt was a "computer" in the 19th century, before there were computers, and she made an incredible discovery that would help change the way people thought abo ... Show More
Nov 14
What Sounds Do Fish Make?
What sounds do fish make? 🐟🎶 We know that cows say moo, and sheep say baa, but what do fish say? Come explore “Under the Sea” to discover the chorus of fish noises with help from fish ecologist Audrey Looby. We’ll find out how fish can be sneaky, loud, and even “slimy, grumpy ... Show More
23m 8s
Sep 2020
Stars: Twinkling, glowing, giant balls of gas
<p>Those tiny pinpoints of light glittering in the night sky are actually incredibly distant, giant, churning balls of gas. They produce huge quantities of light and heat. In this episode, Mars interviews the biggest star in his eyes: the sun! We also ask astronomer Moiya McTier ... Show More
34m 15s
Sep 2022
Cosmic Queries – The Biggest Ideas in the Universe with Sean Carroll
<p>How does physics impact our free will? Neil deGrasse Tyson and comic Negin Farsad discuss quantum mechanics, parallel universes, and the theory of everything with theoretical physicist and author of <i>The Biggest Ideas in the Universe</i>, Sean Carroll. </p><p>NOTE: StarTalk+ ... Show More
49m 24s
Nov 2023
Do you know about the science of video games? 👾
In this episode, we'll dive into the fascinating science behind video games. We'll explore how they'll tap into physics, applying Newton’s laws of motion and projectile motion. We'll see how chemistry plays a role, especially when characters mix elements to concoct new potions. T ... Show More
25m 48s