Ecoldbrew, engineered by a team of designers with experience working for brands like Xiaomi, Philips, De’Longhi and Ningbo Borine, is a portable compact coffee machine that fits 40-oz Stanley tumblers or its own custom container. It can whip up a cup of fresh cold brew coffee on the go without the need for overnight steeping or pre-ground beans.

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Category: Around The Home, Lifestyle

Tags: Coffee, Beverages, Kickstarter

A team at Germany's Fraunhofer Institute for Ceramic Technologies and Systems (IKTS) has developed a new type of sodium-ion battery that uses lignin as a key electrode material.

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Category: Energy, Technology

Tags: Fraunhofer, Sodium battery, Wood