Touch the inside surface of a window on a cold day and you can see that glass is bad at keeping out cold. Why does glass work so well for building hothouses?
According to one study, we should be thankful for Earth's inner heat, because without it, much of the United States would be underwater.
When the sun first rises in the morning it doesn't get warmer right away, but actually feels colder. Learn more on this Moment of Science.
As you fill a flat tire from your hand pump, you notice parts of the pump getting hot. Why would the pump get hot with all that cool air flowing through it?
Say you're walking down a city street, minding your own business, when you approach a manhole...
Are you familiar with shape memory alloy? There's no actual memory involved, at least not in computer or human terms.
What's six times lighter than steel but up to 250 times stronger?
Doesn't heat rise and aren't mountaintops often damp and cold? Learn more on this Moment of Science.