Consumer & Gadgets

IPhone 11: Are Apple's latest iPhones worth the money?

Now that Apple has unveiled the iPhone 11, 11 Pro and 11 Pro Max, the most obvious question is whether Tim Cook & Co. have done enough to convince you to buy the latest handsets when they hit stores on Sept. 20.

Engineering

Engineers develop new method to spot lithium-ion battery problems

Mechanical engineers at the University of Sheffield have developed a new way of determining the internal structure and health of batteries that power many of the electronic devices and vehicles at the center of our everyday ...

Energy & Green Tech

Berlin tech show facing up to era of energy scarcity

From portable solar panels to smart thermostats and "intelligent" radiators, exhibitors at the IFA tech show in Berlin are touting smart solutions for an energy-starved world.

Energy & Green Tech

New lithium batteries from used cell phones

Lithium-ion batteries are used around the world, and though over the last few years they have had some competition, such as sodium and magnesium, they continue to be indispensable due to their high density and capacity. The ...

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