Optical illusions challenge your observation skills by presenting familiar objects with hidden mistakes. A watch dial with the number 9 repeated twice instead of a 10 tricks many people.

Optical illusions are useful for improving concentration and visual perception. In this challenge, readers must find a hidden cat among a group of owls within nine seconds. Clues suggest looking ...

Buying a high-end timepiece has increasingly become for the super wealthy. For most of us, it has become a fading illusion. Sure, we could accept it for what it is and move on. But 10–20 years ago, ...

such as the ever-thorny problem known as the Hubble Tension and new data from the Dark Energy Spectroscopic Instrument (DESI)—shows that dark energy may actually be an illusion caused by the way ...

But Biden’s presidency will also be remembered for four big illusions — and four big deceptions. They will not serve his legacy well. The illusions: first, that the 2021 surge in migration was ...

The Musical”) and costume designer Paul Tazewell (“Wicked”) to cleverly achieve the illusion that it's actually Hilty and not Yang toppling down the stairs. He also had to find other dancers ...