The Collatz conjecture is unproven despite being verified for billions of numbers.

Monoclonal antibody therapies treat various diseases.

Fact #1212 · Science

The development of organ transplantation extended human lifespan.

Fact #1201 · Science

In 1924, a scientist attempted to transmit sound to plants to study their response.

Fact #993 · Science

The first reptiles evolved from amphibian-like ancestors.

Fact #706 · Science

Volcanic eruptions can produce lightning within ash clouds.

Fact #844 · Science

Fossils are formed when remains are preserved in rock over millions of years.

Fact #631 · Science

Water is composed of two hydrogen atoms and one oxygen atom.

Fact #41 · Science

X-rays were discovered in 1895 and transformed medical imaging.

Fact #1194 · Science