ArcaMax

Knowledge

on Feb 17, 2026

Britain And France
USA And France
Portugal And France
Spain And Russia

Britain And France. First flown in 1969, the Concorde aircraft was a turbojet-powered supersonic passenger airliner, a supersonic transport.

Science Trivia / February 16, 2026

Squid. There are more than 300 species of squid.

Science Trivia / February 16, 2026

Speed of Light. In mathematical equations, the speed of light is denoted as "c".

Science Trivia / February 15, 2026

Pine Trees. There are 35 different varieties of pine trees grown in the U.S.

Science Trivia / February 15, 2026

Carbon Monoxide. Carbon monoxide in higher quantities is highly toxic to humans and animals.

Science Trivia / February 14, 2026

Plants. Phytotoxins are used primarily for weed control.

Science Trivia / February 14, 2026

Nonrenewable Energy Sources. Coal, oil and gas are non-renewable energy sources.