Stroll the historic Colonnade — past every Commander-in-Chief from Washington to Donald J. Trump. Forty-seven inscriptions, one unbroken American story. Advance through history at your own pace.

Researchers are at a loss for why people across cultures and ages, regardless of their dominant hand, have a natural bias toward wandering in a counterclockwise direction. By Rachel Nuwer Iñaki ...

Encryption systems rely on “random” numbers, but conventional computers can’t generate them perfectly. New research shows that quantum physics can. By Alexander Nazaryan Researchers in Switzerland ...