While we have sent probes billions of kilometers into interstellar space, humans have barely scratched the surface of our own planet, not even making it through the thin crust. Roughly 3,000 ...

Quantum communication could enable uncrackable transfer of information, but most approaches rely on trusted devices. Researchers have now demonstrated that a new method that does away with this ...

Time feels like the most basic feature of reality. Seconds tick, days pass, and everything from planetary motion to human memory seems to unfold along a single, irreversible direction. We are born and ...

Creativity is a trait that AI critics say is likely to remain the preserve of humans for the foreseeable future. But a large-scale study finds that leading generative language models can now exceed ...

Our immune system is a fierce brigade. Roaming immune cells scan for bacteria, viruses, and other invaders. They also communicate with tissues to catch early signs of cancer. After detecting a threat, ...

Andromeda and the Milky Way merge. NASA; ESA; Z. Levay and R. van der Marel, STScI; T. Hallas; and A. Mellinger Share Curious Kids is a series for children of all ages. If you have a question you’d ...

The robots, each the size of a single cell, casually turn circles in a bath of water. Suddenly, their sensors detect a change: Parts of the bath are heating up. The microrobots halt their twirls and ...

It's not news to anyone that there are concerns about AI’s rising energy bill. But a new analysis shows the latest reasoning models are substantially more energy intensive than previous generations, ...

GPT-4, Claude, and Llama sought out popular peers, connected with others via existing friends, and gravitated towards those similar to them. As AI wheedles its way into our lives, how it behaves ...

Space is getting busier as national space agencies and private companies increase the tempo of launches. But today’s approach to space exploration is unsustainable, say researchers, and we need to do ...

The gene editor CRISPR is tackling fatty molecules in the body that contribute to one of the world’s top killers: cardiovascular disease. With a single injection, their flagship formulation lowered ...

The tiny chips hitch a ride on immune cells to target inflammation in the brain. Scientists hope to kick off clinical trials within three years. From restoring movement and speech in people with ...