Researchers have found that a swirling water vortex can force opposing waves to form rotating lines of stillness across an ...

Place cups in a row (I used five cups). Fill the first, third and fifth cups most of the way full. Add food coloring to the water. To make a rainbow effect, add a few drops of blue color to the first ...

Explain to your child that more than half of our bodies are made up of water, and that every living thing needs water to survive. Ask your child to name places where we might see water. Then ask about ...

COLUMBIA, S.C. — Even though students are spending their days learning from home, it is still possible to make learning hands-on and fun! Here are some of my favorite science experiments, mostly about ...

A scientist at England’s University of Reading shared a video of a unique water experiment he conducted that shows how water is absorbed into different soils. Rob Thompson, who conducted the ...

This video demonstrates a simple sink-based illusion that makes shapes appear to float using basic materials and water surface tension. It explores how timing, placement, and light manipulation create ...

Meghan Walbert is Lifehacker's Managing Editor. She has a degree in journalism and has worked at Lifehacker as a writer and editor since 2018, covering parenting, foster care, online child safety, and ...

Host Lloyd Liedtke guides students through hands-on experiments exploring buoyancy, balance and force. Learn why some objects float while others sink, how paddle boats move, and how weight and volume ...

This experiment demonstrates how water at different temperatures has different densities, creating beautiful layering effects. You'll see how warm and cold water interact and learn about density ...

This experiment demonstrates how water affects sound waves and pitch. You'll discover how different water levels create different musical notes and learn about the relationship between mass, vibration ...