Add Yahoo as a preferred source to see more of our stories on Google. Trump administration signals it will offer broad tariff refunds. That could mean millions for companies.

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 ...

Discover how to build a simple solar cell at home using everyday materials! This step-by-step tutorial demonstrates how to repurpose an aluminum can, a CD, copper wire, toothpaste, lemon juice, and a ...

Kate Biberdorf, known as Kate the Chemist joins TODAY to share easy and fun back-to-school science experiments to try at home or school including making string slime and "hatching dinosaur eggs."Aug.

Outline shadows at different times of the day What you need: Chalk Pick a couple of different times in the day, maybe an hour or so apart, then head to the driveway or sidewalk and trace your shadow.

It's never too early to foster a love of science. While preschoolers can’t comprehend advanced scientific concepts, you should still incorporate STEM and STEAM experiments into their everyday life.