Can You Solve Isaac Newton's Tree Puzzle?

This week’s puzzle is not about gravity, though you’d be excused for suspecting as much. After all, when most people read “Isaac Newton” and “tree” in the same sentence, they think also of falling apples. But this week’s puzzle, which is widely attributed to Newton, is actually an exercise in orderly arboriculture. » 7/26/15 4:20pm Sunday 4:20pm

The Handheld Mathematics of Geometer Ron Resch

Visionary applied geometer Ron Resch, who passed away in 2012, is the subject of the incredible documentary embedded above, that, while by no means new (it was produced back in the grainy days of 1970) seemed worth posting here. Over the course of its more than 40 minutes of mind-altering geometry and material… » 11/13/13 4:40pm 11/13/13 4:40pm

Whoa This Timelapse Of Reflected Cities Is Nuts

Photographer Michael Shainblum shot video footage in a bunch of cities: Chicago, San Francisco, San Diego, Las Vegas and Los Angeles. They're all famous cities that people photograph and explore every day so he wanted to do something different. And kind of out there. He moves from simple reflections to crazy… » 7/21/13 8:00pm 7/21/13 8:00pm

Alexander Graham Bell Sure Did Love the Tetrahedrals

Alexander Graham Bell. Genius. Father of the telephone. Hardcore tetrahedral nut. Our friends at Oobject have assembled 12 of his best pyramid-shaped wonders.
When you get through here, check out these famous laboratories, these nine odd Edison inventions, and these 15 myths about the founding fathers' inventions. » 12/12/11 9:40pm 12/12/11 9:40pm

630 Coffee Stirrers and 1,260 Cocktail Sticks Make Me Feel Woefully…

Nick Sayers is a geometric artist who uses everyday objects to create unusual models. His latest creation is the Hyperbolic Coffee Cactus, a sculpture whose design is both awe-inspiring and humbling. » 7/11/11 9:40pm 7/11/11 9:40pm

Sayers' latest creation is inspired by a dodecahedron with 12 geometric projections. Each projection is half an…