News tagged with water blade

Search results for water blade

Testing turbines to save energy

They say a little knowledge is a dangerous thing. But a little knowledge can also be comforting. For anyone who has sat on a jet airplane at takeoff, tense and sweaty-palmed, wondering how in the world this ...

Nov 18, 2014
4.5 / 5 (2) 1

Greener ship propellers

A Norwegian invention is reducing by a third the energy that foundries need to manufacture ship propeller blades.

Oct 28, 2014
4.8 / 5 (5) 1

How the lotus got its own administration

Actually the lotus is a very ordinary plant. Nevertheless, during the Qing dynasty (1644-1911) a complex bureaucratic structure was built up around this plant. The lotus was part of the Imperial Household, ...

Oct 21, 2014
5 / 5 (2) 0

Bats versus wind turbines

Wind turbines are responsible for the death of numerous bats. In a recent study, scientists determined the origin of these animals: they do not only come from local areas but many had been already on a long ...

Aug 19, 2014
3.7 / 5 (3) 2

List of search results for water blade