In this video I show you how magnetohydrodynamics work and how it can be used to make a real working device.

posted by newtboy 3 years 8 months ago • 431 views • 6:53

Red sprites, secondary jets and newly discovered green afterglow called "ghosts" triggered by red sprites. A dozen vibrant red sprites were recorded on this evening and only two events had the green afterglow.... continue reading

posted by newtboy 4 years 7 months 2 weeks ago • 985 views • 2:32

YouTube: You might not need to throw away your broken glasses and get new ones anymore, thanks to these unique materials that can heal themselves!

posted by PlayhousePals 7 years 9 months 2 weeks ago • 287 views • 4:21

Published on Nov 6, 2016 Urine is mainly water (at least 95 percent), but the rest is a surprisingly complicated brew of components that include urea, chloride, sodium, potassium, creatinine and other... continue reading

posted by bobknight33 8 years 2 months 3 weeks ago • 66 views