Quantum Physics
Scientists are one step closer to error-correcting quantum computers
In a quantum computer made with trapped ions, multiple quantum bits were combined into one to detect mistakes.
Quantum Physics
More Stories in Quantum Physics
-
AnimalsA proposed ‘quantum compass’ for songbirds just got more plausible
Quantum physics could be behind birds’ magnetic sense of direction, new measurements indicate.
-
Quantum PhysicsPhysicists used LIGO’s mirrors to approach a quantum limit
Using LIGO’s laser beams to reduce jiggling rather than detect gravitational waves, scientists have gotten closer to the realm of quantum mechanics.
-
Particle PhysicsMuon magnetism could hint at a breakdown of physics’ standard model
After two decades, a new measurement of the muon magnetic anomaly reinforces earlier hints that its value disagrees with standard physics.
-
Quantum Physics‘Designer molecules’ could create tailor-made quantum devices
Scientists are making molecules suited to a variety of quantum tasks by building them up, atom by atom.
-
Quantum PhysicsDrones could help create a quantum internet
Flying drones sent entangled particles of light to two locations a kilometer apart.
-
Quantum PhysicsThe new light-based quantum computer Jiuzhang has achieved quantum supremacy
A second type of quantum computer has now performed a calculation impossible for a traditional computer.
-
Quantum PhysicsGalileo’s famous gravity experiment holds up, even with individual atoms
When dropped, two types of atoms accelerate at the same rate despite their differences, much like objects in Galileo’s leaning Tower of Pisa experiment.
-
Quantum PhysicsA measurement of positronium’s energy levels confounds scientists
A gap in the energy levels of positronium seems to be substantially larger than predicted, and physicists don’t know why.
-
Quantum PhysicsTo live up to the hype, quantum computers must repair their error problems
Before quantum computers can reach their potential, scientists will need to master quantum error correction.