As most people who have pulled an all-nighter will agree, lost sleep can leave us feeling foggy and far from our best. In ...

New research reveals that lower proportions of specific sleep stages are associated with reduced brain volume in regions ...

Think you're a genius? Spot who is truly rich in just 5 seconds! This tricky brain teaser will challenge your logic, IQ, and ...

Jenny Groberg is a Utah mom of five, a self-proclaimed math nerd, and now an unstoppable CEO. Her all-women financial firm, ...

In this mind-bending puzzle, there are three numbers that are visible - 21, 22, and 23. But there is a third number in this ...

A popular hypothesis for how the brain clears molecular waste, which may help explain why sleep feels refreshing, is a ...

Optical illusions are mind-stimulating brain puzzles created to play tricks with your eyes and challenge your senses. Optical ...

Need another reason to prioritize your sleep? Not spending enough time in the two deep stages of sleep — slow-wave and rapid eye movement, or REM, sleep — ...

Proving causation is a challenge in healthcare, legal cases, and scientific research. How can professionals confirm that an ...

A new optical illusion eye test is challenging people to find a hidden 508 among a sea of 503s and 305s in just 10 seconds. This brain teaser tricks your perception using visual crowding and pattern ...

A new study reveals how the brain reprocesses and refines memories during sleep, particularly those related to spatial ...