COMSTOCK PARK, Mich. — Rising air is all around us— outside and inside. It's what meteorologists call "convection." Warm air is lighter and less dense than cold air, so it has buoyancy and wants to ...

GRAND RAPIDS — Have you ever wondered if water can defy gravity? In today's experiment we are actually going to make water walk through a rainbow of colors while defying gravity. So here is what you ...

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 ...

COLUMBIA, S.C. — We have two holidays to celebrate this week - Saint Patrick’s Day and the start of spring. Today’s experiment ties in both of those holidays. The experiment, sometimes called "walking ...

I tried this earlier this morning at -14 F, this was at -8 F. I'll try it again later in the week when it's going to be closer to -20. FROM BOILING TO FREEZING A cup of boiling hot water thrown into ...

Optical tweezers: Avinash Kumar, who built the Mpemba effect apparatus and carried out the experiments under the guidance of John Bechhoefer, at work in the lab. (Courtesy: Prithviraj Basak) In 1963, ...

Temperatures are currently in the single digits across central Iowa with some slight warmth in the days ahead. Earlier this week, however, it got as low as -25 degrees during a period of below-zero ...

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 ...

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