ArcaMax

Knowledge

on Sep 29, 2025

Gold
Nitrogen
Lead
Oxygen

Nitrogen. Nitrogen is classified as an element in the 'Non-metals' section of the Periodic Table.

Science Trivia / September 28, 2025

Penicillin. Time Magazine wrote in 1999 that penicillin "was a discovery that would change the course of history".

Science Trivia / September 28, 2025

Up, Down, Down. The neutron is a baryon and thus has 3 quarks.

Science Trivia / September 27, 2025

Vacuole. Vacuoles store waste products.

Science Trivia / September 27, 2025

Obsessive Compulsive. Cluster C Personality Disorders also includes Avoidant and Dependent Personalities.

Science Trivia / September 26, 2025

200 Miles Per Hour. Peregrine falcons are often called "duck hawks" in North America.

Science Trivia / September 26, 2025

Lunar Eclipse. A lunar eclipse can occur only when the Sun, Earth, and Moon are very closely with the Earth in the middle.