Vanishing friction
In tuning friction to the point where it disappears, technique could boost development of nanomachines.
Advance in quantum error correction
Protocol corrects virtually all errors in quantum memory, but requires little measure of quantum states.
Qubits with staying power
Technique greatly extends duration of fragile quantum states, pointing toward practical quantum computers.
Superconducting circuits, simplified
New circuit design could unlock the power of experimental superconducting computer chips.
New ‘switch’ could power quantum computing
A light lattice that traps atoms may help scientists build networks of quantum information transmitters.
The complexonaut
Scott Aaronson travels the far reaches of computational complexity, shaping conventional and quantum computing.
MIT researchers to play key roles in new Center for Integrated Quantum Materials
Professor Raymond C. Ashoori will serve as co-principal investigator in the Harvard-led effort to develop new devices for quantum computing.
Researchers build an all-optical transistor
An optical switch that can be turned on by a single photon could point toward new designs for both classical and quantum computers.
Research update: Multiple steps toward the ‘quantum singularity’
Over three days in December, four research groups announced progress on a quantum-computing proposal made two years ago by MIT researchers.
Proving quantum computers feasible
With a new contribution to probability theory, researchers show that relatively simple physical systems could yield powerful quantum computers.
Watching electrons move at high speed
New MIT system allows femtosecond-resolution movie of electrons in a topological insulator, a promising new electronic material.
A one-way street for spinning atoms
Work correlating ultracold atoms’ spin with their direction of motion may help physicists model new circuit devices and unusual phases of matter.
10-year-old problem in theoretical computer science falls
Interactive proofs — mathematical games that underlie much modern cryptography — work even if players try to use quantum information to cheat.