Contractarianism holds that moral rules are those that rational agents would agree to from an original position.

Electricity involves the movement of charged particles.

Fact #29 · Science

Gorillas share over 95 percent of their DNA with humans.

Fact #1243 · Science

Wood frogs can survive freezing by producing natural antifreeze chemicals.

Fact #862 · Science

There are invisible particles everywhere.

Fact #1724 · Science

Vaccination campaigns have eliminated several diseases in many regions.

Fact #1224 · Science

Archaeopteryx shows characteristics of both dinosaurs and birds.

Fact #681 · Science

Ants do not have lungs and breathe through small openings in their bodies.

Fact #351 · Science

The discovery of blood types improved transfusion safety.

Fact #1226 · Science