40D. [Positions of intense scrutiny] are known — in one such cultural expression — to be HOT SEATS. This is also how I’d describe most seats on the subway, which I usually jump to occupy mere seconds ...

This tricky brain teaser showcases a set of numbers that are overlapping each other. At first glance, it’s easy to spot 6, 8, ...

A brain teaser shared on Threads, asking how many small dogs competed in a show, has stumped users. It has generated ...

You are looking at a white t-shirt. At first glance, you might see two obvious holes – but remember brain teasers trick your ...

This puzzle has gone viral on social media as people debate the correct answer - but which one do you think is right?

A simple maths puzzle has been leaving people stumped as they can't agree on the correct answer - can you work it out?

A maths puzzle that was meant for children has been deemed 'impossible' by adults who struggled to find the answer - can you ...

The blood–brain barrier acts as a strict control point for what can enter the brain, and is created by tight junctions between endothelial cells lining blood vessels, astroyctic endfeet and a ...

Cognitive decline in older adults can often lead to conditions like Alzheimer's disease. A study from Texas A&M University ...

THIS mind-boggling optical illusion has puzzle fanatics stumped and struggling to find the answer – but do you have what it ...

The math brain teaser shared on Reddit challenges people to decipher how many times the number 1 appears on a 24-hour digital ...

THIS mind-boggling optical illusion has puzzle fanatics stumped and struggling to find the answer – but do you have what it takes? If you can spot the single key in this funky brainteaser in ...