Science Magazine Podcast

Science Magazine Podcast


Latest Episodes

The ethics of small COVID-19 trials, and visiting an erupting volcano
December 02, 2021

There has been so much research during the pandemic—an avalanche of preprints, papers, and data—but how much of it is any good? Contributing Correspondent Cathleen O’Grady joins host Sarah Crespi to discuss the value of poorly designed research on COVID-1

Why trees are making extra nuts this year, human genetics and viral infections, and a seminal book on racism and identity
November 25, 2021

Have you noticed the trees around you lately—maybe they seem extra nutty? It turns out this is a “masting” year, when trees make more nuts, seeds, and pinecones than usual. Science Staff Writer Elizabeth Pennisi joins host Sarah Crespi to discuss the many

Wildfires could threaten ozone layer, and vaccinating against tick bites
November 18, 2021

Could wildfires be depleting the ozone all over again? Staff Writer Paul Voosen talks with host Sarah Crespi about the evidence from the Polarstern research ship for wildfire smoke lofting itself high into the stratosphere, and how it can affect the ozone

The long road to launching the James Webb Space Telescope, and genes for a longer life span
November 11, 2021

The James Webb Space Telescope was first conceived in the late 1980s. Now, more than 30 years later, it’s finally set to launch in December. After such a long a road, anticipation over what the telescope will contribute to astronomy is intense. Daniel Cle

The folate debate, and rewriting the radiocarbon curve
November 04, 2021

Some 80 countries around the world add folic acid to their food supply to prevent birth defects that might happen because of a lack of the B vitamin—even among people too early in their pregnancies to know they are pregnant. This year, the United Kingdom

Sleeping without a brain, tracking alien invasions, and algorithms of oppression
October 28, 2021

Simple animals like jellyfish and hydra, even roundworms, sleep. Without brains. Why do they sleep? How can we tell a jellyfish is sleeping? Staff Writer Liz Pennisi joins host Sarah Crespi to talk about what can be learned about sleep from these simple s

Soil science goes deep, and making moldable wood
October 20, 2021

There are massive telescopes that look far out into the cosmos, giant particle accelerators looking for ever tinier signals, gargantuan gravitational wave detectors that span kilometers of Earth—what about soil science? Where’s the big science project on

The ripple effects of mass incarceration, and how much is a dog’s nose really worth?
October 14, 2021

This week we are covering the Sciencespecial issue on mass incarceration. Can a dog find a body? Sometimes. Can a dog indicate a body was in a spot a few months ago, even though it’s not there now? There’s not much scientific evidence to back up such cla

Swarms of satellites could crowd out the stars, and the evolution of hepatitis B over 10 millennia
October 07, 2021

In 2019, a SpaceX rocket released 60 small satellites into low-Earth orbit—the first wave of more than 10,000 planned releases. At the same time, a new field of environmental debate was also launched—with satellite companies on one side, and astronomers,

Whole-genome screening for newborns, and the importance of active learning for STEM
September 30, 2021

Today, most newborns get some biochemical screens of their blood, but whole-genome sequencing is a much more comprehensive look at an infant—maybe too comprehensive? Staff Writer Jocelyn Kaiser joins host Sarah Crespi to discuss the ethical ins and outs o