Harry Houdini (March 24, 1874 – October 31, 1926) was a legendary twentieth-century American magician, escape artist, contortionist and showman. Born Erich Weiss in Budapest, Hungary, he immigrated to the U.S. with his parents in 1878. Here’s where his spirit …[Continue]

In celebration of St. Patrick’s Day, I present five free clipart sites. But first a couple of ground rules. One, please respect common clipart etiquette and do not hot link directly to these images. Instead, always download images to your …[Continue]

DNA (deoxyribonucleic acid) is a long, spiraling molecule that carries the genetic codes that enable cells to reproduce. Although DNA was first isolated by Friedrich Miescher in 1869, it’s double helix structure wasn’t discovered until 1953 by James Watson and …[Continue]