This is today's edition of The Download, our weekday newsletter that provides a daily dose of what's going on in the world of technology. A $5 million prize awaits proof that quantum computers can ...

Adopting the model would require miners and users to migrate to a separate “Bitcoin Quantum” blockchain rather than upgrade the existing network.

After decades of theory, quantum computing is moving toward real-world utility, with breakthroughs in error correction bringing both commercial opportunity and urgent cybersecurity risks closer to ...

China will likely develop national standards for post-quantum cryptography in the next three years as it pours funds into research, according to a leading expert in the field. Governments around the ...

After 30 months of fast-paced innovation in quantum algorithms, six research groups are hoping to hit paydirt. But there can be only one big winner—if there is a winner at all.

Developers are already working to address quantum risks, and investors shouldn’t mistake a long-term challenge for an ...

China will likely develop national standards for post-quantum cryptography in the next ‌three years as it pours funds into ...

A new quantum system called giant superatoms could protect quantum information and enable entanglement between multiple ...

I wanted a more secure way to store files. Here's how zero-knowledge, post-quantum encryption is different and what to know ...

Quantum computers could solve certain problems that would take traditional classical computers an impractically long time to solve. At the Japan Advanced Institute of Science and Technology (JAIST), ...

By Cade Metz Cade Metz has reported on quantum technologies since the 1990s. In the mid-1980s, Charles Bennett and Gilles ...

An American physicist and Canadian computer scientist received the A.M. Turing Award on Wednesday for their groundbreaking work on quantum key cryptography.