Nothing can travel faster than light in a vacuum.
Fact #1777
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The human eye can detect a single photon.
Fact #1706 · Science
The human brain operates on about 20 watts of power.
Fact #1795 · Science
The Cavendish experiment measured the density of the Earth using lead spheres.
Fact #994 · Science
In 1938, Otto Hahn's work led to the discovery of nuclear fission.
Fact #1015 · Science
The development of organ transplantation extended human lifespan.
Fact #1201 · Science
The use of ultrasound improved prenatal care.
Fact #1213 · Science
The Earth's atmosphere contains trace gases like argon.
Fact #288 · Science
Time moves more slowly in stronger gravitational fields.
Fact #1618 · Science
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