All items tagged with free and energy (5)

10-12-2013 | For sure, right now you're surrounded by electromagnetic energy transmitted from sources such as radio and television transmitters, mobi...

1-01-2011 | For centuries, savants have searched for ways to make devices move perpetually or to generate energy from nothing. These pursuits still occu...

1-04-2007 | It’s too good to be true, and the laws of thermodynamics say it isn’t true, but it’s still a persistent dream: free energy. It also seems a...

1-06-2002 | The word ‘free’ is always sure to trigger reader response but we’d say hold your horses. Here, the word should be taken to mean ‘liberated’...

1-04-1994 | The popularity of halogen light is still increasing, and rightly so because of some distinct advantages: the colour temperature is agreeab...