Physicists Have Argued Over This Problem Since 1883. It May Now Be Solved.

For more than a century, physicists debated which way a submerged sprinkler sucking in water would spin. Careful experiments ...
How-To Geek on MSN

This open-source Tinkercad alternative is my new favorite way to design 3D prints in a browser

Rapid model design in a browser, no login required.

Frame-dragging observations validate Einstein yet again

More than a century after Albert Einstein first transformed our understanding of gravity, his general theory of relativity ...

Solution to Feynman’s reverse sprinkler puzzle also applies to “silly sprinklers”

Researchers at New York University’s Courant Institute conducted a series of experiments with different silly sprinkler ...
How-To Geek on MSN

These 3D printing tricks changed how I think about my slicer

Customize your 3D prints without learning CAD.