In the zero-gravity airplanes or vomit comet, why does stuff behave like there is no gravity when it is just falling? – Austin B., 11, Scranton, Pennsylvania I have flown many times in zero-gravity ...
If you’ve ever spent time around horses—or perhaps even if you haven’t—you may have heard a strange but true fact: horses can ...
The bloated feeling in the stomach that doesn't go away, and gets worse instead. The growing pressure. The coppery feel in your mouth, and then something inexorable rushing up your esophagus. Suddenly ...
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