Brew

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Cold brew coffee in under 3 minutes? Ultrasound makes it possible

A fresh cup of coffee in the morning can be vital for facing the day ahead, but what if you had to wait a day to get your caffeine hit? That's on the menu if you like your Joe brewed cold, but researchers have used ultrasound to cold brew in minutes.

uKeg Nitro has components that are based on the previous uKeg beer-growler from GrowlerWerks, but that's where the similarity ends - oh, except the coffee looks like beer too

Around The Home

Cold-brew coffee maker brews, stores and pours – and looks cool while doing it

Nitro-infusion cold-brew is a big thing among coffee aficionados, but most of us need to go to a specialist coffee shop to get our fix – and it's not a cheap fix. Portland's GrowlerWerks has come up with an alternative for us. Nitro cold-brewing (and storing, and pouring) in our own homes.

The Auroma One features a temperature sensor, dissolved coffee sensor, and an embedded scale in addition to accessible water reservoir and filter cavity

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Auroma One learns and brews coffee according to personal taste preferences

Those who are interested in having the convenience of a professional barista right at home may find it with Auroma Brewing Company. Its Auroma One is a smart coffee maker that's designed to learn taste preferences and craft perfect cups of coffee.