We can quibble over the exact timeline, but the quantum future is an approaching certainty, argues Arpa Network CEO Felix Xu.

In this video, we explore the meaning of quantum physics and the true nature of reality through key concepts in quantum ...

THE powerful mathematical framework for understanding complex quantum operators is rooted in a field called “quantum harmonic analysis.” That’s a mouthful. These three words lumped in one phrase ...

The original version of this story appeared in Quanta Magazine. Hard problems are usually not a welcome sight. But cryptographers love them. That’s because certain hard math problems underpin the ...

Physicists successfully teleport quantum information between photons from different sources, a key step towards a secure ...

Imagine the tap of a card that bought you a cup of coffee this morning also let a hacker halfway across the world access your bank account and buy themselves whatever they liked. Now imagine it wasn’t ...

Encryption—the process of sending a scrambled message that only the intended recipient’s device can decode—allows private and public sectors alike to safeguard information. Traditional encryption uses ...

In 2021 an unconventional pair of collaborators embarked on a bold experiment. For two years Steven Rayan, a mathematician and mathematical physicist, and Jeff Presslaff, a freelance composer, pianist ...

Quick: what’s 4 + 5? Nine right? Slightly less quick: what’s five plus four? Still nine, right? Okay, let’s wait a few seconds. Bear with me. Feel free to have a quick stretch. Now, without looking, ...