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Science Magazine Podcast

Measuring Earth’s surface like never before, and the world’s fastest random number generator

Science Magazine Podcast

Science Podcast

News, News Commentary, Science

4.3842 Ratings

🗓️ 25 February 2021

⏱️ 25 minutes

🧾️ Download transcript

Summary

First up, science journalist Julia Rosen talks with host Sarah Crespi about a growing fleet of radar satellites that will soon be able to detect minute rises and drops of Earth’s surface—from a gently deflating volcano to a water-swollen field—on a daily basis. Sarah also talks with Hui Cao, a professor of applied physics at Yale University, about a new way to generate enormous streams of random numbers faster than ever before, using a tiny laser that can fit on a computer chip. This week’s episode was produced with help from Podigy. Listen to previous podcasts. About the Science Podcast Download a transcript (PDF). [Image: Kyungduk Kim/Yale; Music: Jeffrey Cook] Authors: Sarah Crespi; Julia Rosen Learn more about your ad choices. Visit megaphone.fm/adchoices

Transcript

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0:00.0

This podcast is supported by the Icon School of Medicine at Mount Sinai, one of America's leading research medical schools.

0:07.8

Icon Mount Sinai is the academic arm of the eight hospital Mount Sinai health system in New York City.

0:13.9

It's consistently among the top recipients of NIH funding.

0:18.0

Researchers at Icon Mount Sinai have made breakthrough discoveries in many fields

0:22.3

vital to advancing the health of patients, including cancer, COVID and long COVID, cardiology,

0:29.3

neuroscience, and artificial intelligence. The Icon School of Medicine at Mount Sinai,

0:34.9

we find a way. Being a marketer is no sweat. You just have to manage

0:39.5

dozens of channels, launch hundreds of campaigns, score thousands of leads and, okay, fine,

0:43.5

it's a lot of sweat. Unless you have HubSpot's AI-powered marketing tools to help you do all that

0:48.3

and more. Get started at HubSpot.com slash marketers.

1:01.3

Welcome to the science podcast for February 26, 2021.

1:02.8

I'm Sarah Crespi.

1:07.6

Each week, we feature the most interesting news and research published in science and the sister journals.

1:08.6

First up, freelance science writer Julia Rosen talks about a

1:12.4

growing fleet of radar satellites that will soon be able to detect centimeter size changes

1:18.4

anywhere on Earth's surface daily. Then I talk with researcher Huay Tsau about a new way to generate

1:25.7

enormous streams of random numbers faster than ever using a tiny laser

1:31.5

that can fit on a computer chip.

1:37.7

Now we have science writer Julia Rosen.

1:40.9

We're going to talk about a growing fleet of radar satellites that can image

1:45.8

tiny shifts in the Earth's surface. Hi, Julia. Hi. The technology behind these satellites,

1:52.8

the way these observations are being made, is with something called synthetic aperture radar.

...

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