Petroglyphs, pictures carved onto the surface of rocks, are the most common type of rock art in Arizona.
Seventy-five years ago, archaeologists made an exciting discovery. On the edge of the Gila River, near where Interstate 10 now runs, they found the remains of a long-forgotten Hohokam town.
John Wesley Powell, a geology teacher who lost an arm in a Civil War battle, had become enchanted with the wild rivers of the western United States.
We’ll explore the water cycle from rain to your drain.
The biggest volcano in our solar system is not on Earth — and its footprint is as big as the entire state of Arizona.
There’s all sorts of weather happening right now around the world.
From a distance, snowflakes may all look the same, but they are not.
Sir Isaac Newton drops by and drops some knowledge. He helps explain why the tides ebb and flow.
If you filled a lake with lemonade, would it rain lemonade?
When an avalanche happens at the Great Sand Dunes in Colorado, it sounds like the sand is singing.
We find out how scientists look at the rock and elements AROUND a fossil to figure out its age.
If you’ve ever been in the ocean, you’ve tasted that salt. But where does it come from?
