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By Andrew Tarantola on at

Scientists Create 230-Per Cent Efficient LED Bulbs

Light bulbs have always required more electricity than they need to produce light because the energy conversion process — changing electricity to light — was inefficient. But an MIT research team has just shown that an LED can actually give off more light than what it consumes in electricity.

Today's Transfixing Google Doodle Celebrates the Magic of Waves

By Mario Aguilar on at

Blame Google if you find yourself staring at your screen, unable to remember what you were about to search for on the internet. Today's Google Doodle celebrates the 155th birthday of German physicist Heinrich Hertz whose experiments with electromagnetic waves paved the way for the radio — and everything wireless you've ever used.