After the wash, we measure how much light is reflected off the cloth using a machine called a spectrophotometer ... Washer-dryers can be far from cheap to run due to their dual functions, so we ...

"We want everything cheap. And there is a competition to pander to people like us. That leads to unfair trade practices." Be willing to pay a higher price for your health, he says. Insist on ...

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The V-670 double-beam spectrophotometer utilizes a unique, single monochromator design covering a wavelength range from 190 to 2700 nm (3200 nm option). The monochromator features dual gratings ...

Need to buy a low-cost laptop soon? In the US, some laptop makers are hiking prices and ditching budget models. Here's how to stay a step ahead. If you’re after laptop buying advice, I’m your ...

In 1940, nearly 30 years after Danish physicist Neils Bohr explained how light energy affects the electrons orbiting atomic nuclei, Coleman Instruments produced an instrument to take advantage of this ...

In short, you get what you pay for. Due to their cheap, impulse-buy nature, Amazon Haul products tend to sell out fast. In cases where one of our picks is no longer available, we looked for the ...

Federal Reserve Chair Jerome Powell said the central bank would leave its benchmark interest rate unchanged, adding that now is the time to ‘wait for further clarity.’ Photo: Roberto Schmidt ...

The deal seemed too good to be true. There's a website that's been selling top quality diamonds at bizarrely low prices. Prices we couldn't find... Planet Money buys a mystery diamond The deal ...