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People are microdosing GLP-1s for weight loss. Is it safe?
Some online clinics are prescribing GLP-1 microdoses formulated by compounding pharmacies. Are these drugs safe and effective?
Terence Tao on how AI math solutions miss the point
Terence Tao says mathematics is about understanding, not just right answers, and quick AI solutions are forcing soul-searching in the field.
What was life like for Tyranossaurus rex?
T. rex may be the most famous prehistoric predator, but their life wasn’t always bone-snapping chomps and food chain scaremongering.
Isabella Rossellini on how acting connects to animal cognition
Should we anthropomorphize animals or not? An actor and an ecologist share what they’ve learned about animal cognition.
The science of apple varieties, from American Beauty to Zestar
Between new crosses and old heritage varieties, there’s a world of apples beyond the Red Delicious. In 2014, we explored how they come to be.
Why are we changing the way we keep time?
Timekeeping scientists around the world voted to stop using leap seconds, but what does this mean for us?
Kazuo Ishiguro on emotional truth in sci-fi and in our AI reality
Five years after “Klara and the Sun” was published, the film adaptation exists in an entirely different AI landscape.
Is that garbage can bear resistant? These bears will find out
In the name of safety, test engineers turn pill bottles over to kids, launch dead chickens through jet engines, and let bears loose on coolers.
Jennifer Doudna on what it takes to be a good scientist
CRISPR pioneer Jennifer Doudna on the evolution of gene-editing technology, her own path, and what it takes to be a good scientist.
Commercial space stations, a Martian moon mission, and more
The latest on commercial space stations, Japan’s mission to bring a sample from a Martian moon, and space-based weapons.