ArcaMax

Knowledge

on Dec 25, 2024

Duluth
Spring Valley
Bloomington
Minneapolis

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.

Science Trivia / December 23, 2024

Pluto. Pluto's moon, Charon, is more than half the size of Pluto itself.

Science Trivia / December 23, 2024

Rainbow. A rainbow contains all of the colors of the visible light spectrum.

Science Trivia / December 22, 2024

Woolly Bear Caterpillar. The Woolly Bear Festival has been held every fall in Vermilion, Ohio since 1973.

Science Trivia / December 22, 2024

1869. Alexander Buchan of the Scottish Meteorological Society charted climates in 1869.