SIOUX CITY (KTIV) - Gather your supplies! In this episode we explore the colors of the sky. We will use water and light to test the different colors you see in the sky. Why is the sky blue? Why does ...

These simple, DIY science experiments for kids will help combat "summer slide" — and your kids will be having so much fun, they won't even notice that their brains are getting a workout. The best part ...

Dr. Mark Lindsay was 5 years old when he first learned that tree trunks were brown. "Up until that point, I believed leaves and trunks were all green. Just lighter and darker shades," Mark said. Mark ...