Whether across the expanse of thousands of years or alongside a river, the hand wave is a gesture that holds social meaning. But has it always been used as a positive greeting?
Velcro might appear to be victorious, but a 100-year-old invention arguably still reigns.
Long before Siri, GPS, and well-worn road atlases, mariners relied on ancient, time-tested navigational tools such as stick charts.
GPS is everywhere these days, but if it suddenly disappeared all would not be lost: We’ve been making cognitive maps for eons.
Mother Nature doesn’t play fair when it comes to the preservation of archaeological remains.
The development of tree-ring dating offers a great example of why good science often takes time.