But in 1994 Professor Gunter Nimtz sent a recording of Mozart’s 40th Symphony through a physical barrier at four times...

CD Features 200 Practice...

For decades, people have searched for ways to harvest energy from natural sources. Lately, a desire to address the issue of global warming and climate change has popularized solar or photovoltaic technology, while piezoelectric technology is being developed to power handheld devices without batteries, and thermoelectric technology is being...

Go green as you amass power! Fuel Cell Projects for the Evil Genius broadens your knowledge of this important, rapidly developing technology and shows you how to build practical, environmentally conscious projects using the three most popular and widely...

Electric Power Systems explains and illustrates how the electric grid works in a clear, straightforward style that makes highly technical material accessible. It begins with a thorough discussion of the underlying physical...

Electronic navigation systems are extremely reliable but when they do fail onboard repair at sea is rarely possible. Also, their operation depends on a continuous supply of electricity. Should this fail they will stop and unexpectedly lacking the means of position finding, chart plotting and route planning how can the modern navigator...

Energize your next unit on electricity with hands-on activities to explain the fascinating phenomenon of electromagnetism. Students are introduced to the factors that determine the strength of electrical coils, and they use readily available materials to build a simple motor and a generator. Topics covered include circuit breakers, mag-lev...