logo
episode-header-image
Mar 2021
28m 22s

Journey Toward the Center of the Earth

Vox
About this episode
Sixty years ago, geologists tried to drill down through the Earth’s crust to pull up a piece of the Earth’s mantle. Their mission didn’t go exactly as planned. But it sowed the seeds for a new field of science that’s helped us rewrite not only the history of the planet, but, potentially, our definitions of life itself. The documentaries featured in this epi ... Show More
Up next
Apr 15
The Hitchhiking Microbe’s Guide to the Galaxy
Can microbes travel through space on meteorites? It’s an idea called “lithopanspermia,” and to work out if it’s even feasible, some researchers decided to shoot microbes — with a gun. Guests: K.T. Ramesh, professor of science and engineering at Johns Hopkins University; Lily Zhao ... Show More
26m 18s
Apr 13
Why did we go back to the moon?
For the first time in over 50 years, humans have gone to the moon and back. And this time, NASA says we're going to stay. NASA's planning for more missions, a permanent moon base, and even a mission to Mars. But there's a pretty big question hanging over all these dreams: Can hum ... Show More
31m 33s
Apr 1
Is male birth control finally here?
Typically, the burden of birth control falls on whoever has a uterus, but it seems like that might change — and soon! Guest: Annalisa Merelli, contributing writer at STAT. For more, go to ⁠⁠http://vox.com/unexplainable⁠⁠ It’s a great place to sign up for our newsletter, view show ... Show More
27m 59s
Recommended Episodes
Mar 2021
What Earth Looked Like 3.2 Billion Years Ago
Encore episode. The surface of the Earth is constantly recycled through the motion of plate tectonics. So how do researchers study what it used to look like? Planetary scientist Roger Fu talks to host Maddie Sofia about hunting for rocks that can tell us what Earth looked like a ... Show More
11m 30s
Apr 2023
The News Roundup Goes Intergalactic
It's our latest roundup of science news! This time, with Ailsa Chang of NPR's All Things Considered, who joins us to discuss three stories that take us on a journey through space — from the sounds of Earth's magnetosphere, to the moons of Jupiter, to a distant phenomenon NASA cal ... Show More
12 m
Nov 2023
Dead Planets Society: #11 Cube Earth Part Two
Turning the Earth into a cube, the gift that just keeps giving. Last episode we had fish bowl spaceships, this time we have sea monsters! If you thought cubifying the Earth couldn’t get more wacky, you’re in for a treat. In the Dead Planets Society season finale, Leah Crane and C ... Show More
17m 11s
May 2012
Space Junk in the Trunk
<p>How much junk can we accumulate in Earth's orbit before we seal off our world? Before we cut the planet off from the cosmos and doom civilization to a new dark age? In this episode, Robert and Julie look skyward to space exploration's garbage.</p><p> </p> Learn more about your ... Show More
24m 48s
Nov 2014
Reboot the Biosphere
<p>Sure Biosphere 2 was the laughingstock of the science community when its mission came to a close in 1993. (Blame the Star Trek-like uniforms.) But scientific findings spiraled out of it long after the project was officially canceled. Some 150 papers and scads of new insights i ... Show More
22m 58s
Jun 2023
S26E69: Unlocking the secrets of the first building blocks of life with iron particles
Do you want to gain new insights into the emergence of life on Earth? Are you curious to know the potential role of iron particles in the formation of organic compounds? If so, you won't want to my analysis on the latest findings. I'll be sharing a new scenario proposed for the e ... Show More
24 m
Jul 2023
Venus' Volcanism, Earth's Tectonic Dawn, and Juno's Jovian Encounter: Navigating the Cosmic Terrain | SpaceTime S26E91
Welcome to SpaceTime Series 26, Episode 91 with Stuart Gary. Today, we're exploring the intriguing geology of our celestial neighbors and our home planet. Discover how ancient asteroid impacts may have sparked ongoing volcanism on Venus, keeping its surface youthful despite the a ... Show More
32m 56s
Feb 2023
Things You Thought You Knew - Earth’s Spinning Core
<p>What happens if Earth’s core is slowing? Neil deGrasse Tyson and comedian Chuck Nice explore the spinning of Earth’s core, the physics of tire pressure, and the science of toast.</p><p>NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: <br />https: ... Show More
42m 54s