Sperm whales are fascinating creatures. They possess the biggest brain of any species, six times larger than a human’s, which scientists believe may have evolved to support intelligent, rational behavior. They’re highly social, capable of making decisions as a group, and they exhibit complex foraging behavior. But there’s also a lot we don’t...
Once a week, Sun Kai has a video call with his mother. He opens up about work, the pressures he faces as a middle-aged man, and thoughts that he doesn’t even discuss with his wife. His mother will occasionally make a comment, like telling him to take care of himself—he’s her only child. But mostly, she just listens. That’s because Sun’s mother...
Fixing our collective meat problem is one of the trickiest challenges in addressing climate change—and for some baffling reason, the world seems intent on making the task even harder. The latest example occurred last week, when Florida governor Ron DeSantis signed a law banning the production, sale, and transportation of cultured meat across...
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Scientists are trying to get cows pregnant with synthetic embryos About a decade ago, biologists started to observe that stem cells, left alone in a walled plastic container, will spontaneously self-assemble...
It was a cool morning at the beef teaching unit in Gainesville, Florida, and cow number #307 was bucking in her metal cradle as the arm of a student perched on a stool disappeared into her cervix. The arm held a squirt bottle of water. Seven other animals stood nearby behind a railing; it would be their turn next to get their uterus flushed out....
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Cancer vaccines are having a renaissance Last week, Moderna and Merck launched a large clinical trial in the UK of a promising new cancer therapy: a personalized vaccine that targets a specific...
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