
Amazing Math Card Trick.

Reward – “Eddie“

Good answers to questions that have been discussed often in sci.physics and related usenet newsgroups.

Dominic Wilcox’s fingerprint is recreated in a shoe’s rubber sole.

55 days on the inside of a single room in hospital.

A test of your ability to play mulltiple games at the same time.

Free Computer Science Ebooks and Resources.

Daily Lessons in Science, Literature, Love and Life.