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Science Magazine Podcast

Looking for continents on exoplanets, and math is hard for mathematicians, too

Science Magazine Podcast

Science Podcast

Science, News, News Commentary

4.3842 Ratings

🗓️ 1 January 2026

⏱️ 41 minutes

🧾️ Download transcript

Summary

First up on the podcast, the best images of exoplanets right now are basically bright dots. We can’t see possible continents, potential oceans, or even varying colors. To improve our view, scientists are proposing a faraway fleet of telescopes that would use light bent by the Sun’s gravity to magnify a distant exoplanet. Staff Writer Daniel Clery joins host Sarah Crespi to discuss where to aim such a magnificent telescope and all the technological pieces needed to put it together. Next on the show, expert voices columnist and Johns Hopkins University mathematician Emily Riehl discusses her recent essay on communication woes in the math community. The complex concepts, jargon, and the slow pace of understanding a proof all add up to siloed subdisciplines and potentially more errors in the literature. Alex Kontorovich, a professor in the math department at Rutgers University, also joins to discuss how proof assistant computer programs and machine learning could help get mathematicians all on the same page. This week’s episode was produced with help from Podigy. About the Science Podcast Learn more about your ad choices. Visit megaphone.fm/adchoices

Transcript

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0:00.0

This is a science podcast for January 1st, 2026.

0:05.0

I'm Sarah Crespi.

0:07.0

First up in the new year, we're upping the image resolution of exoplanets.

0:12.0

Right now, other worlds appear as bright dots with no detail, giving us few clues about possible life or even consonants.

0:20.0

Staff writer Dan Cleary joins me to discuss a plan to create a giant telescope out of a fleet

0:25.5

of spacecraft to get a better look at exoplanets.

0:29.2

Next on the show, we have mathematicians Emily Real and Alex Kintrovich.

0:33.6

They talk about how hard it is to talk about math.

0:36.0

The complex concepts, jargon, and the slow pace of understanding proofs all add up to siloed subdisciplines and potentially more errors in the math literature. We talk about these communication troubles and some potential fixes.

0:59.6

Astronomers have spotted so many exoplanets. We're now talking more than 5,000.

1:02.4

And under just the right circumstances, when an exoplanet crosses in front of its star,

1:06.9

we might get some clues about the chemicals in its atmosphere as light passes through it.

1:11.2

And we can calculate if it's in what it's called the habitable zone around the star,

1:15.5

not too far, not too close.

1:17.5

Maybe it's a rocky planet.

1:18.6

There are a lot of things we can find out about these worlds.

1:21.2

Some of them might tell us about whether or not they could have life.

1:24.1

What we aren't going to be doing is taking pictures of the planet's surfaces,

1:28.9

visualizing possible oceans or continents or is it a green planet. This just isn't something

1:34.8

that we can see right now. This week in science, staff writer Daniel Clary wrote about a project

1:40.1

aiming to fix that. Hi, Dan. Welcome back to the podcast and happy New Year.

1:44.4

Oh, happy new year. It's nice to be here. We can't take pictures of the surface of an exoplanet.

...

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