How does a microwave work? - Science Scrapbook 12.02.03

02/03/12 • 4 min

Most of us have a microwave oven in our kitchen. They make heating up leftovers and the dreaded readymeal much faster than a conventional oven. In this Naked Science Scrapbook, we find out how the microwave oven produce the microwaves, and how they actually cook the food, plus how popcorn played a key role in the invention of the microwave oven...

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Why do sprouts make you fart? - Science Scrapbook 11.12.15

Every Christmas, one vegetable divides opinion - Brussels sprouts. Some of us love them, some of us hate them, but eating them can have some embarrassing consequences. In this Naked science Scrapbook, we find out why sprouts cause flatulence and what makes sprout-induced gas such an offensive addition to the Christmas table...

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How do thermoelectric generators work? - Science Scrapbook 12.02.10

Huge amounts of energy are lost from power stations and cars as heat. But what if we could harness that heat and turn it into useful electricity? That's what thermoelectric generators or TEGs can help us do. In this Naked Science Scrapbook we find out how they exploit a temperature gradient to produce power and how they're already powering space exploration.