ArcaMax

Knowledge

on Sep 18, 2024

Peridot
Quartz
Emerald
Malachite

Emerald. The emerald and the ruby are only separated by the copper in the emerald and the chromium in the ruby.

Science Trivia / December 21, 2024

Fermi Method. Enrico Fermi, noted Italian physicist and professor of the University of Chicago, popularized an estimation technique named after him.

Science Trivia / December 21, 2024

Echolocation. Echolation, similar to radar, bounces sound waves off objects in order to locate them.

Science Trivia / December 20, 2024

Rafflesia. The rafflesia is found on the Malay Peninsula, Borneo, Sumatra, and the Philippines.

Science Trivia / December 20, 2024

Brown Eyes. Brown is the most common eye color in the world.

Science Trivia / December 19, 2024

Venus. Venus rotates once on its axis every 243 earth days.

Science Trivia / December 19, 2024

Kilogram. Kept in a French museum, a kilogram mass is the only artifact of mass.