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The FDA Just Approved a Long-Lasting Injection to Prevent HIV

Clinical trials have shown that six-monthly injections of lenacapavir are almost 100 percent protective against becoming infected with HIV. But big questions remain over the drug’s affordability.

20/06/2025

How Much Energy Does AI Use? The People Who Know Aren’t Saying

A growing body of research attempts to put a number on energy use and AI—even as the companies behind the most popular models keep their carbon emissions a secret.

19/06/2025

This AI Model Never Stops Learning

Scientists at Massachusetts Institute of Technology have devised a way for large language models to keep learning on the fly—a step toward building AI that continually improves itself.

18/06/2025

Those Creatine Gummies You Bought Online Might Not Contain Any Creatine

Sales of the workout supplement are skyrocketing. But some of the most popular gummies available online contain little to no creatine at all.

18/06/2025

How Private Equity Killed the American Dream

In her new book Bad Company, journalist Megan Greenwell chronicles how private equity upended industries from health care to local news—and the ways workers are fighting back.

17/06/2025

Scientists Discover the Key to Axolotls’ Ability to Regenerate Limbs

A new study reveals the key lies not in the production of a regrowth molecule, but in that molecule's controlled destruction. The discovery could inspire future regenerative medicine.

17/06/2025

A New Obesity Pill May Burn Fat Without Suppressing Appetite

An investigational drug developed by Eolo Pharma is showing promise in animal experiments and an early human trial. It could eventually be an alternative or add-on to popular GLP-1 medications.

16/06/2025

The Mysterious Inner Workings of Io, Jupiter’s Volcanic Moon

Recent flybys of the fiery world refute a leading theory of its inner structure—and reveal how little is understood about geologically active moons.

15/06/2025

Are Those Viral ‘Cooling Blankets’ for Real?

According to physics, any blanket can cool you—for a few minutes. But a real cooling blanket is possible with phase-change materials.

13/06/2025

This Chinese Spacecraft Is Traveling to One of Earth’s Quasi-Moons

The Tianwen-2 probe has sent a self-portrait as it heads toward one of the most enigmatic objects in our space neighborhood: the quasi-moon Kamo’oalewa.

13/06/2025

AI Agents Are Too Cheap for Our Own Good

In 2007, Luke Arrigoni, an AI entrepreneur, earned $63,000 at his first job as a junior software developer. Today, he says AI tools that write better code than he did back then cost just $120 annually. The numbers don’t sit right with him.

12/06/2025

Vibe Coding Is Coming for Engineering Jobs

On a 5K screen in Kirkland, Washington, four terminals blur with activity as artificial intelligence generates thousands of lines of code. Steve Yegge, a veteran software engineer who previously worked at Google and AWS, sits back to watch.

12/06/2025