logo
episode-header-image
Mar 2025
36m 56s

A strange signal from space

Vox
About this episode

This week on Unexplainable or Not, the newest member of our team, Julia Longoria, tries to figure out which of three scientific mysteries about the sea, the land, and the sky has actually been solved.


Guest: Admir Masic, associate professor of civil and environmental engineering at MIT.

For show transcripts, go to vox.com/unxtranscripts

For more, go to vox.com/unexplainable

And please email us! unexplainable@vox.com

We read every email.

Support Unexplainable by becoming a Vox Member today: vox.com/members

Learn more about your ad choices. Visit podcastchoices.com/adchoices

Up next
Aug 18
Nightmare at the end of the universe
Dark energy is the strange stuff that makes up the vast majority of the universe and will ultimately lead to the end of everything. Unless it doesn't exist at all. Guests: Adam Riess, astrophysicist at Johns Hopkins University, and Nathalie Palanque-Delabrouille, director of the ... Show More
26m 9s
Aug 13
Life in plastic — not fantastic?
Much of our modern world is made of plastic, but as more signs point to its dangers to human health, what can we even do about it? Guest: Annie Lowrey, Atlantic writer and author of I fought plastic. Plastic won. For show transcripts, go to ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠vox.com/unxtranscripts⁠⁠⁠⁠ ... Show More
29m 35s
Aug 6
When waves go rogue
Towering walls of water sometimes appear in the ocean without warning or apparent cause. What drives their terrifying power? (First published in 2023) Guest: Ton van der Bremer, associate professor of environmental fluid mechanics. For show transcripts, go to ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠vox.com ... Show More
28m 26s
Recommended Episodes
Jul 28
Summer Meteor Showers, Short Summer Days and Ancient Arthropods
If last Tuesday seemed to fly by, you can blame the rotation of Earth. Try to look up this week to see the Southern Delta Aquariids and the Alpha Capricornids meteor showers. Plus, we discuss FEMA cuts and ancient arthropods. Recommended reading: Texas Failed to Spend Millions in ... Show More
8m 49s
Jun 9
Cosmic Coin Toss, Record Heat in the North Atlantic and Living Worm Towers
New simulations suggest the Milky Way’s long-predicted collision with Andromeda might be less of a cosmic certainty than we thought. A massive marine heat wave in 2023 sent North Atlantic temperatures soaring—equal to two decades’ worth of typical warming—with weak winds and clim ... Show More
8m 51s
May 21
Do Mitochondria Talk to Each Other? A New Look at the Cell’s Powerhouse
Mitochondria are known as the powerhouse of the cell—but new research suggests they might be far more complex. Columbia University’s Martin Picard joins Scientific American’s Rachel Feltman to explore how these tiny organelles could be communicating and what that might mean for e ... Show More
27m 4s
May 12
Sinking Cities, Waving Cuttlefish and Falling Spacecraft
A 1970s Soviet spacecraft is hurtling down from space—and no one knows where it will land. All 28 of the most populous cities in the U.S. are slowly sinking. Investments and overconsumption make the wealthiest 10 percent of the global population responsible for two thirds of clim ... Show More
8m 17s
Aug 11
Cosmic Discoveries Soar as Earthly Health Decisions Stir Alarm
Rogue planets drifting through space might be forming their own planetary systems. NASA’s Europa Clipper mission has completed a key radar test ahead of its journey to study Jupiter’s icy moon. Plus, a major shift in U.S. health research funding occurs as Secretary of Health and ... Show More
9m 20s
Apr 2025
From the Internet’s Beginnings to Our Understanding of Consciousness, This Editor Has Seen It All
Senior mind and brain editor Gary Stix has covered the breadth of science and technology over the past 35 years at Scientific American. He joins host Rachel Feltman to take us through the rise of the Internet and the acceleration of advancement in neuroscience that he’s covered t ... Show More
20m 15s
Jul 21
Time Travel to Tide Pool 101 from Our July 1925 Issue
Time travel to an introduction to tide pools, the start of commercial air travel and an intercontinental aviation museum dispute. Host Rachel Feltman is taking a look at a 1925 issue of Scientific American for this archival episode. If you don’t find the past to be a blast, don’t ... Show More
8m 57s
Nov 2024
Reflecting on our First Attempt to Speak with the Stars
Tomorrow marks the 50th anniversary of a transmission from the Arecibo Observatory, intended as our first attempt to send a message to intelligent life across the universe. Journalist Nadia Drake talks about the careful crafting of the signal and her personal connection with the ... Show More
15m 20s
Oct 2024
Splat or subsurface ocean? The mysterious positioning of Pluto’s heart
This week, we investigate the mysteries of Pluto's iconic heart-shaped feature. We explore recent research on the origins of the Sputnik Planitia region and what it can tell us about whether or not the dwarf planet has a subsurface ocean. Our guest, Adeene Denton from the Univers ... Show More
56m 41s
Dec 2024
Health, Astronomy, And Climate Experts On 2024’s Coolest Science
It’s been an exciting and hectic year in science discovery and innovation. We’ve reported on stories from across many fields of science—from city climate plans and panda conservation to AI energy consumption and the spread of bird flu.Earlier this month, Ira sat down in front of ... Show More
48m 47s
Listen to millions of songs and podcasts on Anghami