Researchers used high-voltage electrodes to ionize air and accelerate it, the resulting ionic wind produces a thrust force in the opposite direction to ion flow. In the future, the concept could be used to power cleaner and quieter aeroplanes.
Posted 2 weeks ago by boyt in category: science   Comments (0)

Thunderstorm time lapse and spectacular phenomenon with facts and information of where to witness these fascinating sights. Upward lightning, mammatus, sprites, gustnadoes and of course, tornadoes.
Posted 2 weeks ago by andrej in category: beautiful   Comments (0)