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Cue the laugh track: Why hyenas giggle and guffaw
These polka-dotted predators are no laughing matter. Learn all about hyenas with A Moment of Science.
2 years, 1 month ago
Packing for your desert trip
Everyone knows that white reflects heat and black absorbs it. Does that mean you shouldn't wear black though?
2 years, 1 month ago
Does soda rot your teeth?
There's an urban legend that teeth dissolve in a glass of soda. How harmful is it really?
2 years, 1 month ago
What's it like on Mercury?
The great astronomer Carl Sagan used to say that if he were transported anywhere in the solar system he would know which planet he was on just by loo…
2 years, 1 month ago
Why don't adults get ear aches?
The typical toddler averages about four ear aches per year. But when's the last time you had an ear infection?
2 years, 1 month ago
Is there an easy way to make diamonds?
Diamonds are only occasionally brought to the surface. But because carbon is plentiful, science fiction, such as Neal Stephenson’s novel The Diamond …
2 years, 2 months ago
Can zebras be domesticated?
People like to ride horses, so why not zebras?
2 years, 2 months ago
When grey goo attacks
Some nanotechnology theorists and science fiction aficiondos imagine a more ominous possibility. What if one of these tiny robots were given the abil…
2 years, 2 months ago
Hungry porpoises may find dinner at hole foods
It’s dinnertime in the North Sea, and you’re a hungry porpoise. Sadly, there’s no oceanic grocery store. What’s a famished sea creature to do?
2 years, 2 months ago
Pigeons have their own superstitions
Would you be surprised to learn that human beings aren't the only animals to behave superstitiously? The psychologist B.F. Skinner showed that you ca…
2 years, 2 months ago