In 2017, researchers published an explosive finding: Sperm counts may be declining in some countries around the world. Media outlets began worrying about a potential Spermageddon, but other researchers have pumped the brakes. Because scientists know surprisingly little about sperm.
Also, Noam created a list on the Hark podcast app where he talked about some ... Show More
Yesterday
Stopping the science that could stop the world
When scientists write their own rules for life, how do they know what could go wrong before it’s too late? This is the final episode of our new three-part series, Life from Scratch. Guests: Kate Adamala, associate professor at the University of Minnesota; David Relman, professor ... Show More
36m 12s
Aug 31
A breakthrough in synthetic life
Synthetic biologist Kate Adamala has been making major headlines as her lab creates cells that feed, divide, and grow — all from nonliving parts. It may sound like sci-fi, but Kate believes that these “not quite alive” cells are key to a renewable future. This is the second episo ... Show More
34m 16s
Mar 2024
Ep427 - Shanna Swan | Count Down: The Future of the Human Race
<p>Dr. Shanna Swan visits Google to discuss her book "Count Down: How Our Modern World Is Threatening Sperm Counts, Altering Male and Female Reproductive Development, and Imperiling the Future of the Human Race".</p> <p>In 2017, Dr. Shanna Swan and her team of researchers complet ... Show More
58m 43s
Apr 2019
Fertility Cliff: Is It Real?
We’re often told to have kids quickly, before our biological clock strikes and we fall off the fertility cliff. This week we find out if that’s true for women or men. And if the cliff is real, can you do anything about it, like freezing your eggs? Plus, the sperm-aggedon! We spea ... Show More
41m 55s