Ch13 ISM
Black Bubbles (Holes), Gravity to the Max: or how c, G, and M make a bubble in the fabric of time-space (reality)! By Dr. Harold Williams of Montgomery.
The Physics of Cats or, How Cats (Almost) Always Land on Their Feet Emily Russell Monday, March 5, 2007.
Black Holes, Gravity to the Max By Dr. Harold Williams of Montgomery College Planetarium
