Showing results for: Math & Physics

If you've been paying attention to the latest ads for TVs, you may have heard about a new type of TV using LED technology. So, what's the difference between an LED TV and an LCD TV?

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If you’ve been watching the 2010 World Cup you’ve probably caught wind of a few controversies, most notable of which is the telecasting grief caused by South Africa’s now infamous instrument, the vuvuzela. But have you heard about the Jabulani hullabaloo?

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All scientists, including physicists, chemists and biologists, use thermodynamics in one way or another. So what's the basic concept? Thermodynamics is the study of converting energy from heat into usable energy (e.g. work).

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Nanotechnology involves the construction of functional materials at the molecular/atomic scale, and it overlaps a variety of disciplines including engineering, chemistry, physics and biology.

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So how does laser eye surgery actually work?

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We all know that exposure to the sun can cause our skin to darken or even burn. But what are the long-term effects of this sun exposure? And is it the same for tanning beds as it is for natural sunlight?

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So, what exactly are snowshoes and how do they work?

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When a superconductor is cooled, instead of working in solo, electrons travel in pairs. These pairs can move with virtually no resistance, which gives superconductors their special properties.

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Condoms are an effective way to reduce the chance of pregnancy and prevent sexually transmitted infections (STI). There are a whole bunch of options to choose from, but not all of them are as good at preventing pregnancy and STIs.

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The implementation of scanners with radio or radiation technology to view below a person's clothing in airports after the North West Flight 253 bombing attempt has sparked much debate.

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