Here’s a really interesting mathematical explanation on how the “catch a dollar” trick works. You know the trick: a person holds a bill vertically and says you can keep the bill if you can catch the ...

Scientists have found an elegant explanation for the long-standing Fermi-Pasta-Ulam (FPU) problem, first proposed in 1953, investigated with one of the world’s first digital computers, and now ...

Why do I always seem to be hungry? I often ask myself this question, since I used to be rather fat but lost 50 pounds and would like to keep that weight off. Other people say “I’m full” and calmly ...