The Big Rip is a theoretical scenario where dark energy eventually tears apart all matter in the universe.

The smallpox vaccine led to the global eradication of smallpox.

Fact #1197 · Science

The discovery of blood types improved transfusion safety.

Fact #1226 · Science

Some earthquakes are too small to be felt but are detected by instruments.

Fact #828 · Science

Certain primates can recognize numerical quantities.

Fact #1327 · Science

Fossilized pollen helps scientists understand ancient ecosystems.

Fact #722 · Science

There are invisible particles everywhere.

Fact #1724 · Science

Dark matter is believed to make up most of the universe’s mass but has not been directly observed.

Fact #1594 · Science

Lightning can heat air hotter than the surface of the Sun.

Fact #1807 · Science