Unexplainable

They probably didn’t roar like lions. Their real voices were likely much, much weirder. We asked scientists to help us recreate these strange, extinct sounds.

For more, go to http://vox.com/unexplainable

It’s a great place to view show transcripts and read more about the topics on our show.

Also, email us! [email protected]

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There's an old story scientists tell about human ovaries: that they are ticking clocks that only lose eggs, never gain them. Now that story might be changing, opening the door to new treatments for infertility and menopause.

For more, go to http://vox.com/unexplainable

It’s a great place to view show transcripts and read more about the topics on our show.

Also, email us! [email protected]

We read every email.

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Where eels come from is a surprisingly difficult question to answer, in large part because scientists have never actually seen them reproduce in the wild. Gastropod explains why eels are somehow still so mysterious.

For more, go to http://vox.com/unexplainable

It’s a great place to view show transcripts and read more about the topics on our show.

Also, email us! [email protected]

We read every email.

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People yawn when they’re bored, right? So then why do athletes yawn before races? And why do so many animals yawn? … And why does reading this paragraph make you more likely to yawn?

For more, go to http://vox.com/unexplainable

It’s a great place to view show transcripts and read more about the topics on our show.

Also, email us! [email protected]

We read every email.

Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcasts

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A lava planet, life on other worlds, the very first starlight in the universe — the most powerful space telescope ever built is ready to reveal many mysteries of the cosmos.

For more, go to http://vox.com/unexplainable

It’s a great place to view show transcripts and read more about the topics on our show.

Also, email us! [email protected]

We read every email.

Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcasts

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Millions of Americans take dietary supplements — everything from vitamins and minerals to weight loss pills and probiotics. But because supplements are loosely regulated in the US, their makers don't have to prove that they work, or even that they are safe.

For more, go to http://vox.com/unexplainable

It’s a great place to view show transcripts and read more about the topics on our show.

Also, email us! [email protected]

We read every email.

Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcasts

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Venus is the hottest, scariest planet in the solar system, but billions of years ago it may have been a lot like Earth, complete with an ocean of water. So, how did Venus go to hell? And could Earth be next?

This is the final episode of our four-part series, Lost Worlds, and it originally ran on December 1, 2021.

For more, go to http://vox.com/unexplainable

It’s a great place to view show transcripts and read more about the topics on our show.

Also, email us! [email protected]

We read every email.

Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcasts

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Mars was once a very different planet, with rivers, lakes, and — potentially — life. NASA’s latest Mars rover is on a mission to find traces of past life. What happens if it does?

This is the third episode of our new four-part series, Lost Worlds.

For more, go to http://vox.com/unexplainable

It’s a great place to view show transcripts and read more about the topics on our show.

Also, email us! [email protected]

We read every email.

Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcasts

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In all our searching of the universe, we’ve never seen another moon like ours. It's big, it's weird, it's played a huge role in shaping our planet. But how did we get it? Every possible story points to cataclysm.

This is the second episode of our new four-part series, Lost Worlds.

For more, go to http://vox.com/unexplainable

It’s a great place to view show transcripts and read more about the topics on our show.

Also, email us! [email protected]

We read every email.

Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcasts

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Was there a technologically advanced species living on Earth long before humans? And if one had existed, how would we know?

This is the first episode of our new four-part series, Lost Worlds.

For more, go to http://vox.com/unexplainable

It’s a great place to view show transcripts and read more about the topics on our show.

Also, email us! [email protected]

We read every email.

Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcasts

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

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