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

You can still find some cost-effective graphics cards (GPUs), but with cards like the NVIDIA RTX 5090 retailing for over $2,000 at the high end, it's clear that prices have risen overall. Between ...

In the scorching desert between Egypt and Sudan lies Bir Tawil — one of the strangest places on Earth. It’s a land that exists on every map but belongs to no country, the result of a colonial-era ...

A collection of studies that chart how mammalian brain cells grow and differentiate is a ‘very valuable’ tool for ...

Scientists have shown that brain connectivity patterns can predict mental functions across the entire brain. Each region has ...

So far, we’ve driven the new electric Porsche Cayenne on- and off-road and have plunged deep into its technical details. Continuing the slow intravenous drip of electrified Cayenne tidbits, here’s our ...

Researchers at TU Wien have developed numerical models to simulate the movement of fluids in porous materials.

Construction robots are no longer a far-off idea. They're already changing job sites by tackling repetitive, heavy, and often dangerous tasks. The latest robot comes from Australia, where a ...

Here is a close look at the common- versus differential-mode voltage and instrumentation amplifier (IA) topologies.

Outside of finding ways to save money on car insurance, discovering how to spend less at the pump is one of the best ways for car owners to hold onto more of their hard-earned cash. That's why many ...

The U.S. economy is still managing to avoid a recession, but just barely, with its fate likely resting on California and New York, according to Moody’s Analytics chief economist Mark Zandi. In social ...