A single teaspoon of neutron star material would weigh billions of tons.

The smallpox vaccine led to the global eradication of smallpox.

Fact #1197 · Science

In 1996, Dolly the sheep became the first cloned mammal from an adult cell.

Fact #1019 · Science

The peacock’s colorful feathers evolved through sexual selection.

Fact #882 · Science

Quantum particles can influence each other instantly across distance.

Fact #1730 · Science

In 1909, Robert Millikan measured the charge of the electron in the oil-drop experiment.

Fact #1004 · Science

There are invisible particles everywhere.

Fact #1724 · Science

The door-in-the-face technique uses large requests to gain smaller agreements.

Fact #1502 · Science

The Stanford marshmallow experiment influenced studies of self-control.

Fact #1036 · Science