Why Are There Two Tides a Day?
Why Are There Two Tides a Day?
Dig into how the Sun and Moon are responsible for the tides on Earth, and what this force looks like on other celestial bodies.

In the 17th century, Isaac Newton offered the first gravitational explanation of tides. As he correctly identified, tides are choreographed by the motions of celestial objects, and Earth’s tides in particular are mostly driven by the Moon. But the precise nature of this relationship is actually quite nuanced.

Author, educator, musician, dancer and all around creative type. Founder of "The Happy Now" website and the online jewelry store "Silver and Sage".