SciShow
What Happens When You Hold Your Pee?
Can holding your pee be bad for you? Learn about your bladder in this Quick Question with Michael Aranda!
Curated Video
Planets: From Ancient Beliefs to Modern Discoveries
From the ancient beliefs of Earth being the center of the solar system to the discovery of other planets orbiting the Sun, we delve into the history and classification of these celestial bodies. A planet is an astronomical or celestial...
Professor Dave Explains
History of Astronomy Part 4: Kepler's Laws and Beyond
The heliocentric model of Copernicus was extremely controversial in its time, but it wasn't the end of the story. Johannes Kepler used the data of his boss, Tycho Brahe, to further corroborate it, but also show that the planets do not...
Jack Rackam
The Eccentric Life and Legacy of Tycho Brahe
He might not have been the most correct astronomer, but by golly was he the most eccentric.
Crash Course
Crash Course History of Science #13: The New Astronomy
This is the story of Tycho Brahe and Johannes Kepler and the contributions they made to the field of Astronomy. They synthesized a lot of new, old, and bold astronomical ideas into a single sun-centered, eccentricity-positive system....