A Moment of Science
If salts are constantly washing into rivers, lakes and oceans, why aren't inland lakes salty as well?
A listener wrote to A Moment of Science about a fascinating phenomenon she noticed when heating water for tea in a microwave oven...
You are heating up water and see bubbles form on the bottom of the pan. Is the water considered to be boiling?
Doesn't heat rise and aren't mountaintops often damp and cold? Learn more on this Moment of Science.
Why does blowing on hot soup help to cool it off? Learn more on this Moment of Science.
What causes the salt to get clumpy in the shaker? Find out on this Moment of Science.
Want to try a neat experiment that shows air pressure at work? "The Invisible Hand" on this Moment of Science.
What does air actually consist of? Find out on this Moment of Science.
Ever wonder how long your body could function without water? Find out on this Moment of Science.
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