Cracking the Rubik's Cube

Oct 19, 2016
In his book, Ian Scheffler gives competitive puzzle solving a twist.
 
Sonny Abesamis/Flickr

How to speed up plane boarding? Ask an astrophysicist

Aug 19, 2013
Airlines endlessly try to engineer procedures to speed up boarding and reduce costly delays. A scientist thinks he has the solution.

Largest prime number: Still just a slice of pi

Feb 6, 2013
A discovery of a lifetime (at least for the math geeks among us): the largest prime number in the world.

A different series of tubes

Oct 17, 2011
Carbon nanotubes are thinner than a strand of hair and are being tested to power extremely small motors. The BBC reports: "Carbon nanotubes have...