The new quantum refrigerator, seen here in an artist's conception, is based on superconducting circuits. The device, which cools qubits to record low temperatures, is composed of two qubits---one hot ...

A vexing problem has long confronted quantum computer designers: the need to keep bits in a superconducting quantum processor free of errors and ready to perform calculations whenever necessary. These ...

The bounds of free speech continue to challenge University of Wisconsin System campuses. A neo-Nazi group briefly appeared on campus during a march in Madison in November. They were within their First ...