The permanent struggle for liberty

Daron Acemoglu’s new book examines the battle between state and society, which occasionally produces liberal-democratic freedom. Where do democratic states with substantial personal liberty come from? Over the years, many grand theories have emphasized one…

Uncovering the hidden “noise” that can kill qubits

MIT and Dartmouth College researchers have demonstrated, for the first time, a tool that detects new characteristics of environmental “noise” that can destroy the fragile quantum state of qubits, the fundamental components of quantum computers.…