ArcaMax

Knowledge

on Nov 6, 2024

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330,000 Times. The earth's magnetic field has boundaries, but doesn't fade into space.

Science Trivia / December 26, 2024

18 Mph. The average raindrop has a diameter of 0.1 to 5 millimeters.

Science Trivia / December 26, 2024

Limestone. Limestone fizzes when exposed to a liquid acid.

Science Trivia / December 25, 2024

Sahara. The Sahara straddles the equator and contains the highest sand dunes.

Science Trivia / December 25, 2024

Duluth. Large oceangoing ships only reached Montreal before the St. Lawrence Seaway opened in 1959.

Science Trivia / December 24, 2024

6. The world's seawater has an average salinity of 3.5%.

Science Trivia / December 24, 2024

763 Mph. In 1947, pilot Chuck Yeager was the first person to travel at the speed of sound.