Energy & Green Tech

Electric gains in battery performance

A high-performance version of the zinc-ion battery will enable stationary energy storage that promises to be cheaper, safer and more environmentally friendly than lithium-ion batteries.

Consumer & Gadgets

The first mobile phone call was 75 years ago: A look back

I have a cellphone built into my watch. People now take this type of technology for granted, but not so long ago it was firmly in the realm of science fiction. The transition from fantasy to reality was far from the flip ...

Telecom

Enhancing the performance of future 5G cellular networks

Society relies heavily on wireless communication. Many individuals have access to at least one mobile phone; in fact, there are more mobile phones in use than the current population of the planet. Within five years, predictions ...

Electronics & Semiconductors

Scientists develop a tool for wireless charging of multiple devices

Researchers from the Faculty of Physics and Engineering managed to achieve simultaneous power transfer at various frequencies with the help of a metasurface. It will allow us to simultaneously charge devices from different ...

Business

Uber investment deepens ties with scooter startup Lime

Uber is leading a $170 million investment in scooter- and bike-sharing startup Lime, in a move that deepens the ties between the two "sharing economy" platforms, the companies said Thursday.

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