You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

Only 1% can spot the hidden odd number in this challenging numerical optical illusion. Test your Hawk–Eye vision and IQ in this 7-second brain teaser where a repeating ‘421’ pattern hides a clever ...

Optical illusion puzzles have been there for centuries and these are fun challenges that are designed to play tricks on our eyes and brains. Optical illusions work on a simple principle where it ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...