The science experimenters at TKOR construct a powerful miniature trebuchet driven by a rat trap mechanism for launching small objects. Hayes: Trump’s reflecting pool deal looks as corrupt as you think ...

The Grand Canyon draws more scientific attention than just about any stretch of river-carved rock in the world, yet it remains steeped in mystery. After decades of debate, geologists still don’t agree ...

Ukraine said it took a Russian position using just drones and ground robots. Zelenskyy said it was a wartime first, and no Ukrainian infantry was involved. He said robots have done over 22,000 ...

What really happens after you hit enter on that AI prompt? WSJ’s Joanna Stern heads inside a data center to trace the journey and then grills up some steaks to show just how much energy it takes to ...

When Jared Hewitt’s co-worker claimed last winter that Hewitt used AI to write an incident report, she did it publicly. “And I work at a day care, so she was berating me in front of children,” he says ...

I’ve asked GPT-5.2, GPT-5.3, Opus 4.6, Sonnet 4.6, and other large language models (LLMs) to help me construct a nuclear weapon. All of them said no. Let’s be clear, my lack of knowledge is not the ...

[Maximilian Milovidov is a freshman at Columbia University and a member of TikTok's Youth Council. He used a large language model to edit this essay for length and a human to edit for content. This ...

A new study finds that certain patterns of AI use are driving cognitive fatigue, while others can help reduce burnout. by Julie Bedard, Matthew Kropp, Megan Hsu, Olivia T. Karaman, Jason Hawes and ...

Once envisioned as a bridge between Java and JavaScript, the Detroit project never got off the ground. Now, there are efforts at reviving it, adding a Python engine to the mix. Intended to enable ...

Teens are increasingly using generative AI tools to evaluate and choose a college or university, prompting concerns about whether the technology is providing sound advice. A new report based on a ...

Ribosomes are the components of cells that read RNA and build proteins. Without the ribosome, the chemistry of life would still be catalyzed by raw RNA. And yet the origin of the ribosome remains a ...