The Leap Year Explained
348,575 Views
1,257 Questions Answered
Best of Web
Let’s Begin…
Every four years, we gain an extra calendar day. But why? Neil deGrasse Tyson explains the science behind the leap year.
What does Neil deGrass Tyson mean when he says the leap year is divisible by 400?
Sign in to answer questionAbout TED-Ed Best of Web
TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.
Meet The Creators
- Video created by National Geographic
- Lesson Plan created by TED-Ed Selects
