Cool science facts

Fact Republic is where curiosity meets clarity. Discover random, history, and uncommon facts about everyday life. Uncover the unbelievable and unknown

Fact Republic is where curiosity meets clarity. Discover random, history, and uncommon facts about everyday life. Uncover the unbelievable and unknown

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In this lab activity, students explore how metal reactivity relates to space exploration and spacecraft design.

01. In 2015, scientists detected, for the first time, the merger of 2 black holes in a galaxy 17 billion lightyears away by measuring the gravitational waves emitted by the collision. As they spun around each other violently, they released more energy in the form of gravitational waves than the combined light from all the stars in the Milky Way in 4400 years.

Stephen Hawking died on Albert Einstein's Birthday, March 14, and was born on the anniversary of Galileo's death, Jan. 8.

1. I, V, X, L, C, D, M aren't the only letters used in Roman numerals; "S" is used to represent ½ along with dots for other fractions.

Fact Republic is where curiosity meets clarity. Discover random, history, and uncommon facts about everyday life. Uncover the unbelievable and unknown