Search results for “stream”

How does a wind turbine work?

Wind turbines use the energy of the wind and convert it into electricity. In doing so, they use the physical principle of buoyancy. Author: ZDF/Pur+/Autorenkombinat/Tobias Schönke/Rita Gerhardus-Faust/Jochen Schmidt Translation and dubbing: alugha Click here to see more videos: https://alugha.com

ScienceCasts: A Good Year for Perseid Meteors

This week, Earth passes through a stream of debris from Comet Swift-Tuttle, source of the annual Perseid meteor shower. Forecasters say the show could be especially good this year because the Moon is nearly new when the shower peaks on Aug. 12-13. Visit http://science.nasa.gov/ for more. Click her