0tubeman's channel

rare early example of ion drive field propulsion design...

This is a video response to another posting titled "Flying Platform - Personal UFO". I KNOW this is NOT a UFO. This is another source for video doc...

"Did you ever see a robin weep when leaves begin to die...", and so began the hit recording career of B.J. Thomas with the subtle poetry of Hank Wi...

A slideshow of pictures and the song.

The Ping))) sweeps through the full arc of the servo and then 'stares' at the nearest object it found during the sweep.

Gateway Arch in St. Louis was designed in 1947 by Finnish architect Eero Saarinen, but construction techniques weren't worked out until 1963. It wa...

A little background... Earlier in the episode, Sheldon planned to have multiple presents ready for Penny so he could give her a present equal in va...

Have you ever wondered when we`ll be able to travel to distant stars as easily as in science fiction? This is the man to ask. Marc is the founder o...

Demonstration of the scale of the Earth-Moon system using two common objects.

Earth and Moon gravity well comparison

Icicles And Breakfast Cakes

Friends And Family We Will Celebrate

Sounds That Joy And Laughter Make

Early Christmas Morning

Larry Stars in an Action Packed TV series

Dash Riprock KEN CURTIS

A wonderful duo: Sheldon & Penny, singing "Soft Kitty"

From CBS' The Big Bang Theory - 3x08 - The Adhesive Duck Deficiency

Short flight from Schaumburg to Bolingbrook in a Cessna for my birthday. Had a great lunch at the cafe at the bolingbrook airport.