In this age of scientific mysteries, it's nice to know that some researchers still have their priorities straight. Take, for example, this U.K. report by CNN on the original chicken-and-egg debate: "A team made up of a geneticist, philosopher and chicken farmer claim to have found an answer. It was the egg."
Up for a challenge?
Put yourself to the real tech test by building your own virtual-reality headset with a few household items.