My high school physics teacher is a big part of why I went into physics. I've always been interested in science, back as far as I can remember-- the closest thing to a fan letter I ever wrote was to a ...

Equal parts educational, challenging, and entertaining, there’s nothing quite like giving a child a quality science toy with the hopes of sparking an interest in one of many useful scientific fields.

Thanks to the lovable geeks on TV’s “The Big Bang Theory,” an Escondido inventor’s decades-old toy is now spinning with new life. On the popular show’s Feb. 16 episode, astrophysicist Raj tried to ...

Spinning toys and tops have unusual behaviors. Spinning toys and tops have unusual behaviors. The famous tippe top flips itself over and spins on its stem. The PhiTOP stands up on its end, which you ...

Every room in Ray Hall’s home features some kind of science toy. Some of the Fresno State physics professor’s vast array of toys are simple, like tippy tops that, when spun, suddenly flip to spin on ...