Today’s IQ test is presented in the form of a picture of a family in a restaurant. There are three mistakes in the picture, and you need to find them in 9 seconds.

Zeman said this type of discovery later in life (John Green was in his mid-40s) is not uncommon in the aphantasia community.

The face centered cubic (FCC) unit cell begins with a totally different layer, one that is packed much more efficiently. This figure shows the basic layer that will be repeated throughout the entire ...

Amazon always has lead-up sales in the days and weeks before Prime Day, and it’s wise to shop early if you’re on the hunt for something specific and you see that item at a good discount.