Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

How to wrapping big stone without holes Can use any shape of stone you have ( can use crystal stone, stone gravel ...) To ...

Although it shouldn’t, buying a travel backpack often feels like solving a Rubik’s Cube while blindfolded. There are a ton of ...

Quantum mechanics has at last been formulated exclusively with real numbers, bringing a mathematical puzzle at the heart of ...

Millions went to pet projects even as lawmakers made deep budget cuts. Here’s how they sent money back home to help get re-elected.

This summer, a small number of invasive Mediterranean fruit flies were detected in San Jose. In response, the state started ...

It’s a milestone Thanksgiving for internet icons Jamal Hinton and “Thanksgiving Grandma” Wanda Dench! This year marks ten ...

This summer, a small number of invasive Mediterranean fruit flies were detected in San Jose. In response, the state started ...

DeepMind’s AlphaEvolve helps solve a math puzzle with Terence Tao, showing how AI can now invent new ideas—and prove old ones ...

Super Mensch stands out from other Jewish delis, thanks in part to an outrageously creative Jewish cocktail menu.

Exposure’s latest Six Pack 15 and Zenith 4 mountain bike lights are arguably the best on the market, but that performance comes at a price.