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Second Class: How th |
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ÀúÀÚ | Batya Ungar-Sargon |
ÃâÆÇ»ç | Encounter Books |
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The Radio Frequency |
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In the last few years, the electromagnetic spectrum has quietly become a critical part of contemporary life. It enables you to communicate with mobile phones, use remote controls, tune in TV stations, pop corn in the microwave, open your car door without a key, listen to radio stations, and surf the Internet when you¡¯re sipping coffee at Starbucks. |
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Nutrition Deferred |
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Today, much of the world remains malnourished, despite the increasing availability of technological solutions to the problem. What we¡¯ve done is defer nutrition for hungry people because of widespread fear of genetically modified foods. |
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