Optical illusions are cool because they hurt your brain but in a fun way. Unlike when my older brother used me to practice his Tombstone Piledriver after watching the WWE Survivor Series — that hurts ...

Get ready to test your observation skills with this cool optical illusion of the day. It is not for the weak-minded; it has ...

It’s always amazing, and more than a little humbling, when the universe reminds us that our “common sense” is provincial, ...