Your body makes a new skeleton roughly every 10 years through continuous bone remodeling.

The mapping of the human brain has advanced neuroscience.

Fact #1217 · Science

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

Fact #5 · Science

The Earth's magnetic field is generated by its outer core.

Fact #331 · Science

The Michelson-Morley experiment attempted to detect the presence of the 'aether.'.

Fact #1005 · Science

The Earth's atmosphere blocks much of the Sun's harmful radiation.

Fact #113 · Science

The Yellowstone supervolcano is one of the largest volcanic systems in the world.

Fact #836 · Science

Magnetars have extremely powerful magnetic fields.

Fact #1612 · Science

Tardigrades can survive extreme radiation, freezing, and even space.

Fact #1844 · Science