Who's the daddy? There isn't one.

The past few months have been full of Alzheimer's optimism: new ideas that could prevent the disease from taking hold, medications that seem to slow it down, and an experimental surgery that might even be able to reverse its progression. It's a lot of hype. Should we believe it? ...  Afficher plus

“If only I could talk with them again.” It’s a common refrain for anyone who is grieving someone they love. Now, we can access technology like deadbots, or AI replicas of a lost loved one, to simulate those conversations, but at what cost? Maybe we’ve always had the capacity — wi ...  Afficher plus

We talk about different animals which can reproduce without having sex. 

<h2>Scientists Develop Human Embryo Model Without Sperm Or Eggs</h2>

This week, research published in the journal Nature detailed a model of a <a href="https://www.sciencefriday.com/segments/human-embryo-without-sperm-or-egg/?utm_source=wnyc&utm_medium=podcast&utm_campai ...

The Olympics is all about flying the flag for your home country, shoulder to shoulder with your team-mates. But what if you have no team-mates? At this year’s Olympic games, four countries had just one competitor. Like Sean Gill from Belize, Somalian runner Ali Idow Hassan, or Ro ...  Afficher plus

You're familiar with the story: a sperm and an egg meet to create an embryo, which has the potential to give rise to new life. But what if you could create a sperm or egg from any cell, even a single skin cell? Biologist Katsuhiko Hayashi discusses the science of in vitro gametog ...  Afficher plus