When an object changes velocity, it accelerates. Acceleration is the change in velocity per second and is measured in m/s 2. Acceleration is a vector quantity because it has size and direction. The ...

Caltech engineer Mory Gharib was poring over the digitized notebooks of Leonardo da Vinci one day, looking for sketches of flow visualization to share with his graduate students for inspiration.

Many extreme roller coaster these days have vertical loops. Have you noticed that these loops are never circular? Why is this? They all, also, seem to have the same similar ‘inverted teardrop’ ...

If you are afraid of heights, this is a super scary video. In case you are too afraid to watch it, this dude jumps off the top of a building that is listed at 129 feet and lands in water. But wait!

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Philippe Marseille uploaded an excellent video presenting Tesla Model S (85D - AWD) acceleration in the snow - normal and in slow-motion (10x). Runs were done in range mode on/off and slip start ...