Polytetrafluoroethylene (PTFE), better known as Teflon, was discovered accidentally by Roy Plunkett in 1938.

Lightning can heat the air it passes through to temperatures hotter than the surface of the Sun.

Fact #5 · Science

The invention of the thermometer improved diagnosis of illness.

Fact #1232 · Science

The Stanford linear accelerator helped advance particle physics research.

Fact #1020 · Science

Time moves slower in stronger gravitational fields.

Fact #1753 · Science

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

Fact #1502 · Science

The fossil record is incomplete but still informative.

Fact #743 · Science

Energy and mass are interchangeable.

Fact #1771 · Science

The development of chemotherapy advanced cancer treatment.

Fact #1216 · Science