According to researchers, a now extinct bony fish species that evolved from sharks some 460 million years ago is the common ancestor of all jawed vertebrates, including humans. Check out the latest research on human-shark ancestry here.
This is especially interesting when you look at it from the context of ancient Sumerian myths, which talk of amphibious demi-gods called Apkallu that emerged from the sea to teach humans about civilization, the solar systems, gardening, and other bits of wisdom.
With all the space research under way, are we looking in the right place? As Chief Brody said, “We’re gonna need a bigger boat.”
In other water-related news, NASA has reported a giant tropical salt lake on Titan, one of Saturn’s moons. The only catch is, the lake is filled with liquid hydrocarbons, as the surface temperature is -297 degrees Fahrenheit (-183 degrees Celsius). So you’ll need a sweater.