Plastic production has doubled since 2000 — only 9% of all plastic ever produced has been recycled.

The human brain operates on about 20 watts of power.

Fact #1765 · Science

Pterosaurs were flying reptiles, not dinosaurs.

Fact #628 · Science

Sound cannot travel through a vacuum.

Fact #136 · Science

The Earth's atmosphere contains trace amounts of carbon dioxide.

Fact #196 · Science

Time moves slower in stronger gravitational fields.

Fact #1753 · Science

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

Fact #1727 · Science

The development of organ transplantation extended human lifespan.

Fact #1201 · Science

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

Fact #1502 · Science