Oiling the wheels of emissions reduction

A global inventory of oil refineries reveals an expansion of high emission new facilities in Asia and the Middle East.

Could we reduce aircon’s climate impact by more than 80%?

Systems that make use of evaporative cooling and ventilation, as well as optimized vapor compression refrigeration, are on their way to the market, thanks to new research.

Recycling electric vehicle batteries sustainably

Researchers at Tsinghua have demonstrated a greener way of recovering lithium from batteries to pave the way for a more sustainable electric vehicle market.

Untangling the mystery of ultrasonic hearing in mice

A separate biomechanical pathway allows mice to communicate at high frequencies.Like many mammals, mice can hear and communicate with sounds well outside the range audible to humans. In addition to their familiar squeaks, mice also use much higher frequency ultrasonic sounds for social communicat...

Backpack makes walking a power trip

A backpack that generates electricity while reducing the wearer’s load.A prototype backpack that can generate electricity as well as reduce load on the wearer has been designed by Jia Cheng, Zhong Lin Wang and their team.The backpack uses a triboelectric nanogenerator to convert mechanical energ...