Digital versions of Where’s Waldo? or I-Spy, also known as hidden object games, are mechanically simple yet dizzyingly complex. The premise of finding items hidden in crowded spaces can create visual ...

The best hidden object games are always here to sharpen our sense of perception and exercise our brains when needed. In fact, these digital versions of Where's Waldo? offer up some awesomely complex ...

Researchers have developed a way to use high-frequency electromagnetic waves to visualize objects that are hidden from view – such as a tool in a pile of junk or a vase in a cardboard box – with much ...