Microsoft's newly revamped Bing search engine can write recipes and songs and quickly explain just about anything it can find on the internet.
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Catalytic converters are a singularly unlovely — but critical — piece of vehicle equipment. Tucked between the engine and the muffler and about the size of a bread loaf, the converter is essential for changing engine exhaust into something less harmful to the environment. It relies on several rare earth metals whose prices have risen dramatically in recent years.
Is lab-grown meat truly meat? The question is increasingly being asked as consumers prepare for the proliferation of cultivated meat, which is grown from animal cells in a lab, no slaughter involved.
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November 2024
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