Pinpointing the origins of SARS-CoV-2, and making vortex beams of atoms

Pinpointing the origins of SARS-CoV-2, and making vortex beams of atoms

Staff Writer Jon Cohen joins host Sarah Crespi to discuss the many theories circulating about the origins of SARS-CoV-2 and why finding the right one is important. Next, Ed Narevicius, a professor in the chemical and biological physics department at the Weizmann Institute of Science, talks with Sarah about creating vortex beams of atoms—a quantum state in which the phase of the matter wave of an atom rotates around its path, like a spiral staircase. This week’s episode was produced with help from Podigy. [Image: Alon Luski et al./Science 2021; Music: Jeffrey Cook] [Alt text: vortex beams showing holes in the center of the beam] Authors: Sarah Crespi; Jon Cohen Learn more about your ad choices. Visit megaphone.fm/adchoices

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A team effort to save a giant fish, the power of moonlight, and how scientists can navigate a tough political environment

A team effort to save a giant fish, the power of moonlight, and how scientists can navigate a tough political environment

First up on the podcast, along Brazil’s Juruá River, local residents have been working with scientists to manage a giant fish called the arapaima—affecting the land, the people, and the economy. Contr...

7 Maj 53min

Watching a spiders’ heart beat, epigenetic ethics, and what science biographies reveal about fame

Watching a spiders’ heart beat, epigenetic ethics, and what science biographies reveal about fame

First up on the podcast, Online News Editor David Grimm shares a batch of fun stories with podcast host Sarah Crespi—from spider hearts racing when traffic gets loud to a disease-preventing house. Sta...

30 Apr 46min

Cleaning up uranium mining, and how the heart avoids cancer

Cleaning up uranium mining, and how the heart avoids cancer

First up on the podcast, freelance science and environmental journalist Quentin Septer joins host Sarah Crespi to talk about a controversial uranium mine getting fast-tracked in South Dakota. Septer c...

23 Apr 30min

The normals | Episode 3

The normals | Episode 3

The final of a three-part limited Science Podcast series that looks at the history of normal human subjects in research In episode two, we heard what happened to the normals program after church volu...

21 Apr 33min

How to keep quantum computers cool, whether prediction markets harm public health, and podcasting on podcasting

How to keep quantum computers cool, whether prediction markets harm public health, and podcasting on podcasting

First up on the podcast, quantum computers require extremely low temperatures—less than 1°C away from absolute zero. But getting down to those temperatures has usually required dilution fridges using ...

16 Apr 50min

The Normals | Episode 2

The Normals | Episode 2

Last time on The Normals, we learned that in the 1950s, the National Institutes of Health (NIH) wanted to recruit many healthy volunteers for basic research. Two peace churches, the Mennonites and the...

14 Apr 27min

A chimpanzee ‘civil war,’ and NASA plans for nuclear propulsion

A chimpanzee ‘civil war,’ and NASA plans for nuclear propulsion

First up on the podcast, freelance science journalist Hannah Richter joins host Sarah Crespi to discuss NASA’s plans to send a nuclear-powered spacecraft to Mars in less than 3 years. Having not launc...

9 Apr 42min

The Normals | Episode 1

The Normals | Episode 1

How do we know what's normal in a person? In the early 1950s, the National Institutes of Health (NIH) set out to do something unprecedented. It wanted to start studying normal humans on a grand scale....

7 Apr 23min

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