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 ...

Engineering

Could urine help make EV batteries? Electricity converts urea into hydrazine for energy storage

A team of researchers from Adelaide University's School of Chemical Engineering has identified a new way to create an important chemical for energy storage using urea. Hydrazine, the chemical in question, is widely used in ...

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 ...

Engineering

Why making lighter and better batteries takes time

Lithium-ion batteries have revolutionized our lives since they first came onto the market in the early 1990s. They are now used in all sorts of devices, such as cellphones, laptops and electric vehicles.

Energy & Green Tech

Hidden battery flaw may shorten EV lifespans

As the need for sustainable electric vehicles grows, cobalt-free, high-nickel cathode batteries (such as manganese-coated nickel-core batteries) have emerged as one of the most promising technologies. These batteries increase ...

Engineering

Are gas turbines ready for the hydrogen economy?

Can we fuel gas turbines with hydrogen instead of fossil fuels and cut 15% of global carbon dioxide (CO2) emissions? Gas turbines generate around 22% of the world's electricity. Replacing fossil fuels is a key step toward ...