Energy & Green Tech news

Business

Understanding ammonia energy's tradeoffs around the world

Many people are optimistic about ammonia's potential as an energy source and carrier of hydrogen, and though large-scale adoption would require major changes to the way it is currently manufactured, ammonia does have a number ...

Energy & Green Tech

Smart gate paves way for reliable hydrogen from seawater

Researchers have developed a simple, scalable way to reliably generate hydrogen with impure water, such as seawater or industrial wastewater.

Energy & Green Tech

The solar boom has a dirty secret: How to avoid another mountain of waste that can't be recycled

Solar power has a dark side: panels are still built to be thrown away, and we risk creating a mountain of waste that locks away valuable minerals.

Energy & Green Tech

Why California is keeping this unusual solar plant running when both Trump and Biden wanted it closed

The electricity it makes is expensive, its technology has been superseded, and it's incinerating thousands of birds mid-flight each year. The Trump administration wants to see this unusual power plant closed, and in a rare ...

Energy & Green Tech

New technique could facilitate faster nuclear forensics

Researchers at Los Alamos National Laboratory have, for the first time, used a breakthrough technique with a goal of better identifying the origin of nuclear materials—a tool that could someday help efforts to prevent the ...

Energy & Green Tech

Ionogel innovation could power safe, enduring energy storage

Researchers at the Department of Energy's Oak Ridge National Laboratory have developed an innovative energy storage system design that introduces a safer, more efficient method for electrical charge transfer.

Energy & Green Tech

AI data centers could stabilize the power grid

The rapid development and widespread use of artificial intelligence (AI) systems is posing new challenges for electricity consumption. This is because most AI systems rely on data centers, facilities hosting several computing ...

Energy & Green Tech

Q&A: How AI could optimize the power grid

Artificial intelligence has captured headlines recently for its rapidly growing energy demands, and particularly the surging electricity usage of data centers that enable the training and deployment of the latest generative ...

Energy & Green Tech

Floating wind power sets sail in Japan's energy shift

Close to a small fishing port in southwestern Japan, the slim white turbines of the country's first commercial-scale floating wind farm glimmer offshore, months before a key project in Tokyo's green-energy strategy begins.

Energy & Green Tech

Scandium doping technique extends sodium-ion battery life

Because lithium is relatively scarce and sodium is abundant in Earth's crust, sodium-ion batteries are being investigated as viable, cost-effective alternatives to the widely used lithium-ion batteries. In these batteries, ...

Robotics

Autonomous underwater waste collection could soon be a reality

Marine litter is a major environmental problem around the world. As part of the EU project SEACLEAR, a research team at the Technical University of Munich (TUM) has now developed an autonomous diving robot that can detect ...

Business

Why do big oil companies invest in green energy?

Some major oil companies such as Shell and BP that once were touted as leading the way in clean energy investments are now pulling back from those projects to refocus on oil and gas production. Others, such as Exxon Mobil ...