ArcaMax

Knowledge

on May 30, 2025

John Glenn
Yuri Gagarin
Gherman Titov
Alan Shepard

Yuri Gagarin. On April 12, 1961, Yuri Gagarin of Russia became the first person in space.

Science Trivia / May 29, 2025

Pluto. Pluto was discovered in 1930 by Clyde Tombaugh.

Science Trivia / May 29, 2025

Cell Wall. Cell walls are comprised of specialized sugars called "cellulose".

Science Trivia / May 28, 2025

1.5 Volts. The D sized battery can supply power for a longer time than C, AA or AAA cells at equal current levels.

Science Trivia / May 28, 2025

Gemini. The Clown Face Nebula is also in the Gemini constellation.

Science Trivia / May 27, 2025

Nikola Tesla. Tesla was an inventor, mechanical engineer and electrical engineer.

Science Trivia / May 27, 2025

Rings. One annual tree ring is composed of a ring of early wood and a ring of late wood.