We may finally know how Easter Island’s giant statues got their jaunty stone hats

We may finally know how Easter Island’s giant statues got their jaunty stone hats

Almost a thousand stone figures—each weighing tons—dot Easter Island, known also as Rapa Nui. These moai have puzzled generations of Western anthropologists over the past two centuries: how were they created, and how were they moved from the places where stone was quarried to the points on the island where they’re found today?

How, for that matter, did they end up wearing six foot-wide hats made out of different kinds of stone from the statues themselves?

Read more at PopSci.com.

The genes of many marine creatures are patented—and one company owns half of them

The genes of many marine creatures are patented—and one company owns half of them

Shyness pays off...when you're a hungry prawn

Shyness pays off...when you're a hungry prawn