Whale-inspired ocean turbine blades
Interest in developing alternative energy sources is driving the consideration of a promising technology that uses underwater turbines to convert ocean tidal flow energy into electricity.
Interest in developing alternative energy sources is driving the consideration of a promising technology that uses underwater turbines to convert ocean tidal flow energy into electricity.
Engineering
Nov 28, 2010
3
0
A milestone in the history of renewable energy occurred in the year 2008 when more new wind-turbine power generation capacity was added in the U.S. than new coal-fired power generation. The costs of producing power with wind ...
General Physics
Nov 22, 2010
0
0
Jump ropes are used by kids for fun and by athletes for training. But what about the underlying physics? How do jump ropes work? Can important engineering principles be studied?
General Physics
Nov 22, 2010
0
0
(PhysOrg.com) -- A novel unmanned air vehicle (UAV) which showcases a wide range of new technologies has successfully demonstrated 'flapless flight' in the UK.
Engineering
Sep 27, 2010
6
0
(AP) -- An ultralight, gas-powered car that can get 102 miles per gallon is among the winners of the $10 million Automotive X Prize, a contest to develop highly efficient, production-ready vehicles.
Energy & Green Tech
Sep 16, 2010
7
0
How well do flying fish fly? This is the question that puzzled Haecheon Choi from Seoul National University, Korea. Measuring aerodynamic forces on dried darkedged-wing flying fish in a wind tunnel, Choi and Hyungmin Park ...
Plants & Animals
Sep 10, 2010
1
0
(PhysOrg.com) -- Engineers at Harvard University have created a millionth-scale automobile differential to govern the flight of minuscule aerial robots that could someday be used to probe environmental hazards, forest fires, ...
Engineering
Sep 6, 2010
3
0
Engineers at Harvard University have created a millionth-scale automobile differential to govern the flight of minuscule aerial robots that could someday be used to probe environmental hazards, forest fires, and other places ...
Engineering
Sep 2, 2010
6
0
Global Aerospace Corporation (GAC) announced that Dr. Kristin L. Gates will present a paper on de-orbiting space junk at the August 2 Artificial and Natural Space Debris session of the AIAA Astrodynamics Specialists Conference ...
Space Exploration
Aug 2, 2010
1
0
Once thought to be "evolutionary leftovers", new research has shown that ostriches in fact use their feathered forelimbs as sophisticated air-rudders and braking aids.
Plants & Animals
Jun 30, 2010
1
0