Data from the Webb Space Telescope may hold evidence of ancient "dark stars," which would've been powered by dark matter, not nuclear fusion.

It’s Nightmare on Nerd Street—and your science-inspired Halloween costume could win SciFri’s first-ever costume contest.

While some AI-designed drugs have made it to clinical trials, none of them have been approved. Why has it been harder than ...

While some AI-designed drugs have made it to clinical trials, none of them have been approved. Why has it been harder than experts thought? Plus, in “Mapmatics,” a mathematician tells the stories of ...

In "Mapmatics," a mathematician tells the stories of how math helps us track epidemics, map the seafloor, and plot a complex delivery route.

In “Replaceable You,” Mary Roach describes mind-boggling efforts to replace human body parts—and why it’s proven to be so ...

What does AI do with human feelings? To investigate its readiness to serve as a therapist, a neuroscientist took ChatGPT for ...

A nutrition scientist found that the reality show’s contestants’ metabolisms slowed after participating—and didn’t recover.

When the Nobel committee called, Fred Ramsdell did not pick up. Plus, searching ancient archaea for solutions to modern ...

We check in on some exciting space missions and projects from IMAP to LIGO. Plus, climate tech companies that have our attention.