Energy & Green Tech news

Engineering

Making room for data centers without derailing the energy transition

The rapid growth of data centers is adding enormous new demands to power grids already under pressure to connect renewable energy, retire fossil-fuel plants and electrify transportation and buildings. A recent paper published ...

Engineering

Polymer cage extends zinc-iodine battery life beyond 60,000 cycles

While soaring demand for lithium-ion batteries pushes prices higher, Flinders University experts are making headway in developing a safe, more sustainable aqueous zinc-iodine rechargeable battery. In their latest study, published ...

Energy & Green Tech

By combining three electrical signals, researchers catch faults earlier

A new diagnostic method could allow electricity substations to detect hidden insulation faults in relay-protection circuits earlier than conventional testing, according to research in the International Journal of Energy Technology ...

Energy & Green Tech

New solar thermal collector aims to cut fossil fuel use in industry

Many industrial processes, such as pasteurizing, dyeing and drying, need one thing above all: heat. Currently, factories often burn natural gas to reach the necessary temperatures. This reliance on fossil fuels remains a ...

Electronics & Semiconductors

An energy storage device designed to be recycled

Smartwatches, phones and even some drones rely on lightweight, rechargeable energy storage systems. Once those devices wear out, many end up as electronic waste. Now, researchers reporting in ACS Energy Letters have developed ...

Energy & Green Tech

Why AI may boost carbon emissions instead of cutting them

AI data centers get a bad rap, not least because of concerns that they drive climate change by consuming massive amounts of electricity. But one potentially larger impact of AI on global carbon emissions may be that it's ...

Energy & Green Tech

Green hydrogen goldmine: Discovery of a hidden energy source

As the world searches for sources of low-emission energy, researchers at Edith Cowan University (ECU) have uncovered a potential clean energy game-changer beneath Western Australia's red soil. The new study has revealed a ...

Energy & Green Tech

How cement plants can remove CO₂ from the atmosphere

Cement is one of the most in-demand building materials of our time. Every year, around 4 billion tonnes are produced. Cement production is energy-intensive, and greenhouse gases are emitted during the process—particularly ...

Energy & Green Tech

Could the clean energy revolution be powered by wastewater?

Rare earth elements, a group of chemical elements, and other critical minerals are generally costly and difficult to procure and depend on complex supply chains. Yet some of these elements, such as lithium, are essential ...

Energy & Green Tech

Keeping nuclear power reactors operating safely

When you go to the doctor for a routine medical exam or a prenatal checkup, they often use an ultrasound or an X-ray to see what's happening inside your body without needing surgery. At Pacific Northwest National Laboratory ...

Energy & Green Tech

Mapping trade-offs to help build better EV batteries

Working with car companies, battery developers and policymakers, University of Michigan researchers have developed a framework to help stakeholders navigate toward a future with better, more affordable and more sustainable ...

Energy & Green Tech

When new nuclear power plants are worth it in Switzerland

In order for new nuclear power plants to be competitive in the future, the government would have to support nuclear energy—alongside renewables—and bear a portion of the financial risks. In return, new nuclear power plants ...

Engineering

A simple way to tune wave energy devices for higher efficiency

Wave energy has long been seen as a promising source of clean electricity. The ocean is always moving, and that motion carries a huge amount of energy. But many wave energy devices have one important limitation: They do not ...

Energy & Green Tech

Swiss nuclear plant shut down due to heat wave

The reactors at Europe's oldest nuclear plant were shut down Friday, its Swiss operator said, after the heat wave roasting Europe sent temperatures soaring in the river used for cooling.