The key idea is simple: Spark doesn’t move bitcoin on-chain between users. It replaces who holds the valid authorization to ...

You can use ChatGPT as a search engine, much like Google's home page. Go to chatgpt.com or download the ChatGPT app on ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

Commercial nuclear reactors all work pretty much the same way. Atoms of a radioactive material split, emitting neutrons.

Potentiometers may be small, but they play a big role in controlling things like volume, light, and speed. This video ...

You’re unlikely to open a medicine cabinet in the U.S. without seeing a bottle of Tylenol, the brand name of a pain reliever and fever reducer also sold generically as acetaminophen. A health care ...

The CEO of one of the world’s leading artificial intelligence labs just said the quiet part out loud: that nobody really knows how AI works. In an essay published to his personal website, Anthropic ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. William Einthoven (1860-1927), a ...

Money shapes our lives in profound ways, but have you paused lately to think about what money is exactly and how it really works? In an age of digital payments, it’s clearly not bills and coins in ...

It should be clear to everyone that the Google documentation leak and the public documents from antitrust hearings do not really tell us exactly how the rankings work. The structure of organic search ...