Energy & Green Tech news

Energy & Green Tech

New design overcomes key barrier to safer, more efficient EV batteries

Researchers at McGill University have made a significant advance in the development of all-solid-state lithium batteries, which are being pursued as the next step in electric vehicle (EV) battery technology.

Energy & Green Tech

Desperate for good news about climate change? Consider the pace of clean energy growth

Climate change has been viewed almost universally as a burden, a hot potato to be passed from country to country at annual climate change conferences. Although it's widely known that climate-friendly solar and wind energy ...

Engineering

Engineers develop solar-powered lithium extraction from brine

A team of engineers at Nanjing University, working with a pair of colleagues from the University of California, Berkeley, has developed a new way to extract lithium from briny water.

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 ...

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 ...

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

Researcher wants to ensure AI doesn't ruin the environment

Artificial intelligence (AI) has changed the world as we know it. It's been used for everything from health-care monitoring to writing speeches. But the technology's impact on the environment is becoming a serious concern.

Energy & Green Tech

Britain's last coal-fired power station closes

The UK's last coal-fired power station will officially close its doors on Monday, making Britain the first G7 country to end its reliance on the fossil fuel to produce electricity.

Energy & Green Tech

Distributed solar prices fall annually by 5% to 7%

The latest edition of Lawrence Berkeley National Laboratory's (Berkeley Lab's) annual Tracking the Sun report finds that prices for distributed solar power systems continued to fall in 2018, that industry practices continued ...

Energy & Green Tech

How do solar panels work?

How do solar panels work? – Nathan, age 5, Melbourne, Australia.

Engineering

Breaking down controls to better control wind energy systems

Researchers based in Brazil have developed a way to better control wind energy systems in electrical generation. Wind energy systems are typically expensive to maintain, and they can only convert a portion of their produced ...

Energy & Green Tech

Wireless charging—More power, smaller package

Oak Ridge National Laboratory researchers created and tested new wireless charging designs that may double the power density, resulting in a lighter weight system compared with existing technologies, while maintaining safety.

Energy & Green Tech

An intelligent network for better water management

EPFL-based startup Droople has developed a smart flow meter that can measure buildings' water consumption and identify potential savings in energy. The Montreux Jazz Café at EPFL has already tested the device and found a ...

Energy & Green Tech

Merkel: 1 million car charging points in Germany by 2030

German Chancellor Angela Merkel said Sunday she wants to drastically increase the number of charging stations for electric cars in Germany to give consumers more confidence to switch over to electric from internal combustion ...

Energy & Green Tech

Shedding new light on the charging of lithium-ion batteries

Researchers at the U.S. Department of Energy's (DOE) Argonne National Laboratory have reported a new mechanism to speed up the charging of lithium-ion batteries for electric vehicles. Simply exposing the cathode to a beam ...

Engineering

New technique lets researchers map strain in next-gen solar cells

People can be good at hiding strain, and we're not alone. Solar cells have the same talent. For a solar cell, physical strain within its microscopic crystalline structure can interrupt its core function—converting sunlight ...

Engineering

System provides cooling with no electricity

Imagine a device that can sit outside under blazing sunlight on a clear day, and without using any power cool things down by more than 23 degrees Fahrenheit (13 degrees Celsius). It almost sounds like magic, but a new system ...