Mapping uncharted undersea volcanoes, and elephant seals dive deep to sleep

Mapping uncharted undersea volcanoes, and elephant seals dive deep to sleep

What does it mean that we have so many more seamounts than previously thought, and finding REM sleep in seals First up on the show this week: so many seamounts. Staff News Writer Paul Voosen joins host Sarah Crespi to discuss a study that mapped about 17,000 never-before-seen underwater volcanoes. They talk about how these new submarine landforms will influence conservation efforts and our understanding of ocean circulation. Next up, how do mammals that spend 90% of their time in the water, get any sleep? Jessica Kendall-Bar, the Schmidt AI in Science postdoctoral fellow at the Scripps Institution of Oceanography at the University of California, San Diego, is here to talk about her work exploring the sleep of elephant seals by capturing their brain waves as they dive deep to slumber. Finally, in a sponsored segment from Science/AAAS Custom Publishing Office, Jackie Oberst, assistant editor for the Custom Publishing office, interviews Friedman Brain Institute Director Eric Nestler and Director of Drug Discovery Paul Kenny, two experts on addiction from the Icahn School of Medicine at Mount Sinai. This segment is sponsored by the Icahn School of Medicine at Mount Sinai. This week’s episode was produced with help from Podigy. [Image: Rob Oo/Flickr; Music: Jeffrey Cook] [alt: two female elephant seals looking at the camera with podcast overlay] Authors: Sarah Crespi; Paul Voosen Episode page: https://www.science.org/doi/10.1126/science.adi3256 About the Science Podcast: https://www.science.org/content/page/about-science-podcast Learn more about your ad choices. Visit megaphone.fm/adchoices

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Engineering safer football helmets, and the science behind drug overdoses

Engineering safer football helmets, and the science behind drug overdoses

First up on the podcast, host Sarah Crespi and Staff Writer Adrian Cho talk football and the latest science behind helmets engineered to reduce head injuries. Have better materials and testing led to ...

5 Helmi 39min

Shielding astronauts from cosmic rays, and planning the end of fossil fuels

Shielding astronauts from cosmic rays, and planning the end of fossil fuels

First up on the podcast, how do we protect astronauts when they leave the shelter of Earth’s protective magnetic fields and face the slow, constant bombardment of space radiation? Freelance science jo...

29 Tammi 38min

Tracking falling space debris via sonic booms, and getting drunk off your own microbes

Tracking falling space debris via sonic booms, and getting drunk off your own microbes

First up with Jennie Erin Smith, Science’s new senior biomedicine reporter, we delve into: autobrewery syndrome, when microbes inside the human gut make too much alcohol; how doctors can use a public ...

22 Tammi 32min

Reversing ecological destruction in the Galápagos, and finally mapping Antarctica’s surface

Reversing ecological destruction in the Galápagos, and finally mapping Antarctica’s surface

First up on the podcast, freelance science journalist Sofia Quaglia talks about her visit to the Galápagos archipelago and how researchers there are working to restore the islands to their former ecol...

15 Tammi 30min

The real da Vinci code, and the world’s oldest poison arrows

The real da Vinci code, and the world’s oldest poison arrows

First up on the podcast, scholars are on a quest to find Leonardo da Vinci’s DNA. With no direct descendants, the hunt involves sampling the famous polymath’s papers, paintings, and distant cousins. C...

8 Tammi 27min

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

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

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 ...

1 Tammi 43min

This year’s biggest breakthrough and top news stories

This year’s biggest breakthrough and top news stories

First up on the podcast, Online News Editor David Grimm joins host Sarah Crespi to talk about this year’s best online news stories—top performers and staff picks alike. Together they journey the scien...

18 Joulu 202533min

Hunting asteroids from space, and talking to pollinators with heat

Hunting asteroids from space, and talking to pollinators with heat

First up on the podcast, we’ve likely only found about half the so-called city-killer asteroids (objects more than 140 meters in diameter). Freelance science journalist Robin George Andrews joins host...

11 Joulu 202527min

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