Magic!: An Invisible Rube Goldberg Machine

This is a discussion and demonstration of an invisible Rube Goldberg machine constructed out of pieces of cut glass that, when submerged in an oil/water mix, seem...
March 11, 2020

Note: Family Vacation This Week

Note: Mrs. Howell all day, every day. So I'm on a Caribbean cruise all week with my family and 3,100 octogenarians, many with mobility issues, and most...
March 9, 2020