![Scientific American Logo](jpg/gettyimages-1313959343_webc72e.jpg)
Quantum Internet Milestone Takes Entanglement Out of the Lab and into Cities
It’s a “big deal” to demonstrate entangled quantum networks outside a lab
Quantum Internet Milestone Takes Entanglement Out of the Lab and into Cities
It’s a “big deal” to demonstrate entangled quantum networks outside a lab
Quantum Computers Can Now Run Powerful AI That Works like the Brain
The influential AI design that makes chatbots tick now runs on quantum computers
Will Quantum Computers Upend Cryptography as We Know It?
Experts are starting to plan for the moment when a quantum computer large enough to crack the backbone of the math that keeps things secret will be turned on.
IBM Releases First-Ever 1,000-Qubit Quantum Chip
The company announces its latest huge chip—but will now focus on developing smaller chips with a fresh approach to “error correction”
What’s a Qubit? 3 Ways Scientists Build Quantum Computers
Scientists are trying to master the basic computing element known as a qubit to make quantum computers more powerful than electronic machines
To Move Fast, Quantum Maze Solvers Must Forget the Past
Quantum algorithms can find their way out of mazes exponentially faster than classical ones, at the cost of forgetting the paths they took
Google’s Quantum Computer Hits Key Milestone by Reducing Errors
Researchers demonstrate for the first time that using more qubits can lower the error rate of quantum calculations
Underdog Technologies Gain Ground in Quantum-Computing Race
Individual atoms trapped by optical “tweezers” are emerging as a promising computational platform
Are Quantum Computers about to Break Online Privacy?
A new algorithm is probably not efficient enough to crack current encryption keys—but that’s no reason for complacency, researchers say
How to Fix Quantum Computing Bugs
The same physics that makes quantum computers powerful also makes them finicky. New techniques aim to correct errors faster than they can build up
2-D Room-Temperature Magnets Could Unlock Quantum Computing
A new magnetic material, just one atom thick, can manipulate electrons’ spin for next-generation data storage
China Is Pulling Ahead in Global Quantum Race, New Studies Suggest
The competition between the U.S. and China over development of quantum technology has implications for both the future of science and the two countries’ political relations