Wave power hasn’t yet made a splash because it’s hard to use waves to spin turbines, and because the sea is a harsh place to build things.
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posted by newtboy1 year 9 months 1 week ago • 873 views • 3:16
YouTube: You probably know where to pump the cheapest gas and how to get price comparisons online in seconds for headphones and cars. But how would you find the best deal on an M.R.I. or a knee replacement?... continue reading
posted by PlayhousePals4 years 4 months 2 weeks ago • 81 views • 6:09
(youtube) If you've ever put gas in a car, you've probably noticed how the gas pump shuts off when your tank is full. But how does it know to do that? Learn more about the clever mechanism that keeps your... continue reading
posted by pumkinandstorm7 years 11 months 3 weeks ago • 963 views • 2:44