ArcaMax

Knowledge

on Mar 18, 2026

Aristotle
Socrates
Eratosthenes
Aristarchus

Eratosthenes. Eratosthenes used geometry, trigonometry, and a well in Alexandria, Egypt, to calculate the earth's diameter.

Science Trivia / March 18, 2026

Albert Einstein. Albert Einstein declined to be Israel's president in 1952.

Science Trivia / March 17, 2026

Five Hours. John Glenn was a U.S. Senator from Ohio.

Science Trivia / March 17, 2026

Gold. Gold has been used for coins, jewelry and art since the beginning of recorded history.

Science Trivia / March 16, 2026

Seismic Waves. Seismic waves radiate from a break or shift in the earth's crust.

Science Trivia / March 16, 2026

Mercury And Venus. In 2005 Pluto was no longer considered a planet but a planetoid.

Science Trivia / March 15, 2026

Homeostasis. The condition of homeostasis was defined by Walter Cannon in 1926.