We’ve all been there. You pick up a slice of pizza and you’re about to take a bite, but it flops over and dangles limply from your fingers instead. The crust…
In math, a group is a particular collection of elements. That might be a set of integers, the face of a Rubik’s cube–which we’ll simplify to a 2×2 square for…
One of the most complex social situations you will encounter is the 45 seconds that elapse while deciding where to sit for dinner at a restaurant. Your choice should appear…
Here, we show you what roughly 2,000 calories looks like at some large chains. (Depending on age and gender, most adults should eat between 1,600 and 2,400 calories a day.)