Solving complex riddles actually triggers your brain to release a sudden rush of dopamine, literally waking up your cognitive ...

Brain teasers are short puzzles designed in such a way that they encourage logical thinking. These puzzles surely appear very simple at first but they have many twists. There are many types of brain ...

A viral '7-Second Challenge' is baffling internet users, tasking them to find a hidden dog amidst a sea of pandas. This ...

Think you have sharp eyes? Try this fun optical illusion challenge and spot the hidden odd number before time runs out.

Scroll down to see loads of other tricky brain teasers DRIVERS are testing their visual acuity with a new brain teaser game. An optical illusion shows a group of EV batteries having one hidden, empty ...

The visuo-spatial puzzle at right is trickier than it looks, designer Scott Kim warns: "The answers are right in front of you, but they're easy to overlook." Test your skills, following along for ...