Energy & Green Tech news

Energy & Green Tech

Researchers create artificial plants that purify indoor air, generate electricity

On average, Americans spend about 90% of their time indoors, and the air we breathe at work, school or home affects our overall health and well-being.

Energy & Green Tech

Newly developed material can suppress thermal runaway in batteries

A team of engineers and materials scientists at LG Chem, Korea's largest chemical company, has developed a material that they claim could greatly reduce the risk of thermal runaway and resulting fires in batteries. In their ...

Hardware

New methodology enables design of cloud servers for lower carbon

Reducing carbon emissions is crucial to curbing the effects of climate change, but usually gas-powered vehicles and manufacturers are the most conspicuous culprits. However, Information and Communication Technology (ICT) ...

Business

Green subsidies may have hidden costs, experts warn

Government subsidies for business practices and processes should be approached with caution, even when they seem to be environmentally friendly, writes a group of scientists and economists in this week's Policy Forum in the ...

Engineering

New technique streamlines early-stage battery development

From current on-road vehicles to future electrified aircraft, the safety and reliability of energy storage systems is critical across battery applications. Before entering the market, all battery systems undergo thorough ...

Business

High costs slow widespread use of heat pumps in UK, study shows

The high cost of installing heat pumps for home heating could slow down people widely adopting the technology and leave government targets missed, research suggests. There has been a little to no reduction in the average ...

Engineering

Soda production process eliminates CO₂ emissions

Fraunhofer researchers and their partners have developed an innovative and eco-friendly method of producing soda, essential for a wide range of industries, in the Green Soda project. The process is based on bipolar electrodialysis ...

Energy & Green Tech

China drives record growth in renewable energy jobs: report

A record 2.5 million jobs were created in the renewable energy sector in 2023, most of them in China, the International Renewable Energy Agency and International Labor Organization said on Tuesday.

Engineering

New cooling system works on gravity instead of electricity

Its abundance of sunlight and heavy investment in solar cell technology has positioned Saudi Arabia well in its transition to becoming a leading exporter of renewable energy. Indeed, solar energy currently makes up more than ...

Energy & Green Tech

Getting to zero emissions: A call for unified energy planning

As competition between gas and electric utilities heats up due to clean energy-promoting policies that emphasize replacing gas with electricity, state regulators need to overhaul their approach to regulation, argue scholars ...

Energy & Green Tech

Could a seawater battery help end our dependence on lithium?

With the ubiquity of lithium-ion batteries in smartphones and other rechargeable devices, it's hard to imagine replacing them. But the rising price of lithium has spurred a search for alternatives. One up-and-coming battery ...

Energy & Green Tech

Perovskite solar cells hit new world efficiency record

They're flexible, cheap to produce and simple to make - which is why perovskites are the hottest new material in solar cell design. And now, engineers at Australia's University of New South Wales in Sydney have smashed the ...

Energy & Green Tech

10 ways to keep your house warm (and save money) this winter

In Britain, people typically switch their central heating on in October and use it daily until March or April. This coincides with the clocks going back, the drop in temperature and Winter Fuel Payments – to anyone who ...

Energy & Green Tech

Pure Jaguar, pure EV, watch for it in 2018

(Tech Xplore)—Have we got the concept car for you. Say Jaguar and a lot of car fans adoring the Jaguar look already. The special nuance here is that this is a batter powered sport utility vehicle (SUV).

Energy & Green Tech

First supercapacitor that can be charged by human body heat

Dr. Choongho Yu, Gulf Oil/Thomas A. Dietz Career Development Professor II in the Department of Mechanical Engineering at Texas A&M University, and his graduate student group has developed a new concept of electrical energy ...

Energy & Green Tech

Why batteries have started catching fire so often

All our lives we have relied on batteries in everything from mobile phones and cars to hand torches, but confidence in the technology has deteriorated of late. Many airline passengers have had to surrender their Samsung Galaxy ...

Energy & Green Tech

How to ensure smart cities benefit everyone

By 2030, 60 percent of the world's population is expected to live in mega-cities. How all those people live, and what their lives are like, will depend on important choices leaders make today and in the coming years.

Energy & Green Tech

Next-generation smartphone battery inspired by the gut

Researchers have developed a prototype of a next-generation lithium-sulphur battery which takes its inspiration in part from the cells lining the human intestine. The batteries, if commercially developed, would have five ...

Energy & Green Tech

Wave energy researchers dive deep to advance clean energy source

One of the biggest untapped clean energy sources on the planet — wave energy — could one day power millions of homes across the U.S. But more than a century after the first tests of the power of ocean waves, it is still ...