Simpler Leap Day explanation

Simpler Leap Day explanation

Simpler Leap Day explanation

Bad Astronomy
The entire universe in blog form
Feb. 29 2012 10:42 AM

Simpler Leap Day explanation

OK, so if you're still scratching your head over my earlier mathified Leap Day explanation, then here's a simpler one by Minute Physics that nonetheless hits all the high points:

Phil Plait Phil Plait

Phil Plait writes Slate’s Bad Astronomy blog and is an astronomer, public speaker, science evangelizer, and author of Death From the Skies!  

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Between my math and those animations, you've got it all now, right?

I sometimes wonder if, in the far future when we can terraform planets, we won't adjust every planet's day length to divide evenly into its year. That might be easier than adjusting the calendar!