Why did they form at that time? Astronomers know from observing distant exploding stars that the size of the universe has ...

If you think of a single atom as a grain of sand, then a wavelength of visible light—which is a thousand times larger than ...

Physicists at the Massachusetts Institute of Technology (MIT) have made a groundbreaking discovery, developing a tabletop ...

MIT researchers have devised a new molecular technique that lets electrons probe inside atomic nuclei, replacing massive particle accelerators with a tabletop setup. By studying radium monofluoride, ...

In a metal like copper, however, the outer electrons swim around freely and are shared by all the atoms. That’s why ...

Prosus will match Accel’s investment in each company. Earlier each company would get around $250,000 to $1 million in funding ...

Confining and rotating extremely cold atoms or molecules within atomic “Ferris wheels” made from laser light could test ...

In principle, countries should be able to capture digital trade through their systems of national accounts. But in practice, ...

Quantum computing is gaining steam among Big Tech companies and drawing increased interest from Washington. Here's what the technology is and what it means for the future.

The weak nuclear force doesn't play by the normal rules — and, in fact, it breaks one of the biggest rules of all.

Zhixin Wang does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

The U.S. stopped testing nuclear weapons over three decades ago, and all other countries followed suit. If we resume testing, ...