Electric cars could make the roads safer – here’s how
Electric cars have the potential to help in our fight against climate disaster. For example, if all cars in the UK were electric, the country's...
Perovskite solar cells exceed 25% power-conversion efficiency
Scientists have used a chemical tweak to push the power-conversion efficiency and operational stability of perovskite solar cells to 25.6% and at least 450...
Scientists develop reliability framework for electric power distribution systems
Imagine that the process of distributing electricity to homes from the power grid is like travelers boarding a train. There are multiple steps to take...
Wearable biofuel cells could generate electricity from sweat
Scientists develop biofuel cells that can power wearable electronics purely by using human sweat. It cannot be denied that, over the past few decades, the...
Wireless power from 5G networks could replace batteries
Scientists have uncovered an innovative way to tap into the over-capacity of 5G networks, turning them into “a wireless power grid” for powering Internet...
This battery could charge ten times faster than lithium-ion battery
It is difficult to imagine our daily life without lithium-ion batteries. They dominate the small format battery market for portable electronic devices, and are also...
New batteries offer sustainable alternative to lithium-ion batteries
The cost of harvesting solar energy has dropped so much in recent years that it's giving traditional energy sources a run for their money. However,...
New materials could double the charging-recharging cycle of lithium batteries
The promotion of electric cars has dramatically increased the demand for lithium-ion batteries. However, cobalt and nickel, the main cathode materials for the batteries, are...
This cheap solar-powered water filter could remove contaminants
A new invention that uses sunlight to drive water purification could help solve the problem of providing clean water off the grid. The device resembles...
New material could improve energy efficiency of spintronics devices
As computers and electronic devices get smaller and smaller, engineers are developing new technologies to enable devices to shrink even further while improving performance. One...