Happy Easter SUN day!

Today is Easter Sunday, a Christian holiday. It actually has a tie-in with astronomy, since it's celebrated on the first Sunday after the first full Moon after the March equinox. The equinox was Mar. 20, and the full Moon was Monday (during the lunar eclipse, not so coincidentally), so here we are. As is the case with most holidays in America, there's a secular component to it as well. In this case, the Easter Bunny (which originated in Germany, incidentally) started out with religious connotati...