Hackers can hijack ChatGPT, Claude, and Gemini with nothing but a sentence. OpenAI says the problem may never be fully solved.

I grew up in a faithful Methodist household in deep-red Texas during the George W. Bush years, when the political sway of evangelicals was at its zenith. At the same time, evangelists of a robust ...

Last week, a New York Times report on California Governor Gavin Newsom’s pointed criticism of Israel included this curious clarification: “Izzy Gardon, a spokesman for Mr. Newsom, said that the ...

When our son was 4 years old, he asked my wife and me: "Can you drive to heaven?" Out of the mouth of babes, right? It’s a question only a child would ask, but it raises a very adult question: Where ...

Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a misunderstanding of work by physicists Albert Einstein and Nathan Rosen. In 1935, ...

Viruses typically aren’t considered ‘alive,’ as many core biological functions are outsourced to their potential hosts. But a newly discovered organism appears to straddle the line between virus and ...

Knotted structures once imagined by Lord Kelvin may actually have shaped the universe’s earliest moments, according to new research showing how two powerful symmetries could have created stable ...

Spacetime isn’t something that exists; it’s a model for describing how events happen. Treating events as objects creates philosophical confusion and fuels misconceptions, such as time-travel paradoxes ...

Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What lies outside the universe? What is inside a black hole? That last one has been niggling at ...

Whether space-time exists should neither be controversial nor even conceptually challenging, given the definitions of “space-time,” “events” and “instants.” The idea that space-time exists is no more ...