Knee dynamo taps 'people power'
103884
A team of US scientists show off a novel device that harvests energy from human movements.
290467
Life & style: Blokarting, octopush, goalball - weird new fusion games are being invented all the time to encourage more people to play sport. Anyone for blackminton?
29025
The equipment manufacturer may have hit its peak.
53510
Fighting an opponent doesn&#39;t always mean opposing his force. When faced with overwhelming power, good fighters often use their attacker&#39;s force to their advantage, as in judo, for example.
24044
A metal pad that can recharge devices placed on top of it has come to market.
379243
Magnetic bracelets can help to ease the pain of osteoarthritis of the hip and knee, British researchers said on Friday. In a study of nearly 200 sufferers of the joint disease, patients
525335
Electrolyte flows in and out. It's a handy concept.
339104
By Lyndsey Lewis, The Bradenton Herald, Fla.  Feb.
277435
The humble LED goes from strength to strength
355586
New materials and high-tech procedures are driving a surge in hip, knee and even ankle replacements.
249473
They've bumped and grinded and sung their way
562292
The men and women who will push for the podium at Athens and make the nation proud
341764
I'm not so good with buttons, especially those that control video games. When I play, it's a full-body experience with a lot of arm movement as I try to move my little guy on the screen. The physical activity does nothing to influence the game, but it's good exercise and provides plenty of amusement to my brothers, significant others and anyone else watching.
279757
It is half-past four in the afternoon, and inside the Youth Visions Fitness Center in Upper Marlboro, the air is heavy with perspiration. The music is loud, and little (and not so little) limbs are pushing, jumping, lifting and stretching in varying degrees of time to the beat.
137938
Let your legs help your fingers do the walking North American boffins have produced a knee brace which can generate several watts of power as the wearer's leg flexes while walking. The inventors believe the device could be useful for powering medical equipment - and even mobile phones.â¦
66435
Take a peek at some of the moves the pros are making.
311815
By Ron Sylvester, The Wichita Eagle, Kan.  Feb. 12--Flip a switch and the lights come on -- no thinking required. But think about what happens on the other end of that switch. To generate some of the power for that light, it takes a plant burning coal miles away.