Comparing how fast a ball would fall 1 meter on the surface of different celestial bodies [reupload with timing fixed]

(*1*) Comparing how fast a ball would fall 1 meter on the surface of different celestial bodies [reupload with timing fixed] Read more »

Binary number visualized

Binary number visualized Read more »

Using ice to remove the oil

Using ice to remove the oil Read more »

Flight of Ingenuity — First powered flight on another world

Flight of Ingenuity — First powered flight on another world Read more »

Antique safe made in France around ~1780 / 1810. With three keys and a combination of ordered switches.

Antique safe made in France around ~1780 / 1810. With three keys and a combination of ordered changes. Read more »

How a mechanical ventilator works…..

How a mechanical ventilator works….. Read more »

The Frozen Bubbles of Lake Abraham, Canada.

The Frozen Bubbles of Lake Abraham, Canada. Read more »

Comparison of the height one can jump on each planet, and the moon, if the same jumping force is used.

Comparison of the height one can jump on each planet, and the moon, if the same jumping force is utilized. Read more »

Mechanism of a Janney coupler (also know as American or knuckle)

Mechanism of a Janney coupler (likewise know as American or knuckle) Read more »

Cone of Apollonius: Slicing a cone with a plane will produce the famous curves known as the conic sections.

Cone of Apollonius: Slicing a cone with a plane will produce the famous curves known as the conic areas. Read more »