Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Researchers have combined the Dijkstra and Bellman-Ford algorithms to develop an even faster way to find the shortest paths ...

AI improves renewable energy forecasting accuracy by up to 33%, helping grid operators better integrate solar and wind resources. Predictive maintenance powered by AI reduces equipment downtime by ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

Bardwell Farm, which is fifty acres of diversified vegetables in western Massachusetts, has been in operation since 1685, making it older than the steam pump, the seed drill, and the Glorious ...

President Trump said Chinese leader Xi Jinping approved a deal for a group of American investors to take control of TikTok’s U.S. operations. Photo: Mandel Ngan/AFP/Getty Images The future of TikTok ...

The Secret Service arrested a man on suspicion of shining a laser pointer at Marine One as the presidential helicopter was departing the White House with President Donald Trump on board, according to ...

In early August, OpenAI unveiled the GPT-5 upgrade for ChatGPT with a bold plan — GPT-5 would replace all previous models and automatically decide when to reason and when to use specific tools, though ...

Running out of money in retirement is a real fear, one that prompts some people to spend too little when they stop working. Instead of outliving their money, their money outlives them. For others, ...