UNC-TV Science's blog

Walking In the Shadows of 500 Years of History

DURHAM— Bird songs and the sounds of rushing water from the Eno River are what walkers usually hear on the Eno Trail, not far from historic downtown Hillsborough. But for five weeks in the spring, the scrape of shovels and cries of discovery blended into Mother Nature’s natural chorus. Students and professors from the University of North Carolina at Chapel Hill’s Archaeology Department were excavating what is known as The Wall site. 

It’s Hot! It’s Summer! How Much Water Do You Need?

Whether you’re working in the yard or lying on the beach in the heat of summer, you are going to get thirsty. And while it’s tempting to reach for a cold beverage, it’s a good idea to drink just plain water first.

Dive into some water facts to find out why: The average adult human body is 50-65% water. The percentage is about 60% in men, 55% in women, 65% in children and about 75% in infants.

Ancient Shark with ‘Spaceship-Shaped’ Teeth Discovered

Remember that popular 1980’s video game Galaga? Little triangle shaped space ships would fly around the screen. Laser cannons would fire out of the top of the ships, laying waste to aliens that dropped down from the top of the screen. Now imagine finding the fossilized teeth of a freshwater shark that lived 67 million years ago in the forests, swamps and winding rivers of what is now South Dakota. Amazingly, those teeth look like the Galaga spaceships! So, if you’re a scientist, what would you call your ancient shark discovery? That’s right. Galagadon.

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