This brain teaser challenges readers to locate an inverted '64' hidden among a series of '94's within a strict 7-second time limit.

When one thinks of the people we praise for their high-level intelligence, we often remember the amount of work these people ...

MyIQ is changing how digital culture engages with intelligence. In 2025, cognitive testing has become part of personal ...

Ask yourself these questions if you want to truly test your intelligence—science says they're better than IQ tests.

Word search puzzles have become one of the most popular puzzle challenges on the web. These seemingly simple puzzles ...

Abstract: The nonideal plane wave in the quiet zone (QZ) of the compact antenna test range (CATR) can cause measurement errors for some antennas under test (AUTs). This letter presents the reference ...

Get ready to put your mind to the test! This intricate optical puzzle features a grid filled with the number 181, cleverly ...

Do you want to see how locked in you were to the world’s headlines in 2025? Take my 2025 “News IQ” Test to see if you can ...

There's a line of thought that equates intelligence with “pattern recognition.” How do you stack up on this unique cognitive ...

Abstract: Test set compaction is one of the key steps of the postproduction test known to bring down test pattern counts. This, in turn, allows one to reduce the corresponding test data volume, test ...