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physics

Is it true that Archimedes formulated his famous principle based on an observation he made as he immersed himself in a bath?

4 Mar 2022

Archimedes’ principle states that any object, totally or partially immersed in a fluid, is buoyed up by a force equal to the weight of the fluid displaced by the object. But. it was not the...

Is there a difference between real snow and "artificial snow"?

17 Feb 2022

Snow-making machines actually make tiny beads of ice, each one about one ten-thousandth of an inch in diameter. Water is sprayed from a hose together with compressed air. The air is needed because...

Why do curlers sweep?

11 Feb 2022

Just about any subject becomes more interesting with a deeper dive. That is certainly the case for curling, a sport that is a mystery to many and unfortunately often the butt of jokes. However, it...

Dragonflies Experience as Much G-Force as Fighter Pilots

23 Aug 2018

Gravity and the human body have a finicky relationship. Too little gravity and humans lose bone density, experience extreme nausea and become anemic. Too much gravity and humans lose consciousness...

The Luminescent Chemistry of Lava Lamps

19 Jul 2018

If you think back to the 60’s and 70’s your memories are probably illuminated by a lamp filled with swirling globs of colourful goop that really didn’t shed much light at all....

What the Heck Is the Uncertainty Principle?

15 Oct 2017

If you've watched the Big Bang theory or taken some science classes you've probably heard of something called the Uncertainty Principle. This theory, which looks like this in formula form: ΔpΔx = h...

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