Energy & Green Tech

Ambitious but controversial: Japan's new hydrogen project

Japan's new 2050 deadline for carbon neutrality has thrown a spotlight on its efforts to find new, greener fuel options, including an ambitious but controversial liquid hydrogen venture.

Energy & Green Tech

First electric autonomous cargo ship launched in Norway

Zero emissions and, soon, zero crew: the world's first fully electric autonomous cargo vessel was unveiled in Norway, a small but promising step toward reducing the maritime industry's climate footprint.

Energy & Green Tech

Two's a crowd: Nuclear and renewables don't mix

If countries want to lower emissions as substantially, rapidly and cost-effectively as possible, they should prioritize support for renewables, rather than nuclear power.

Energy & Green Tech

Onboard separation technology set to improve fuel economy

A technology developed by researchers at the U.S. Department of Energy's Pacific Northwest National Laboratory could pave the way for increased fuel economy and lower greenhouse gas emissions as part of an octane-on-demand ...

Energy & Green Tech

Can energy-efficient federated learning save the world?

Training the artificial intelligence models that underpin web search engines, power smart assistants and enable driverless cars consumes megawatts of energy and generates worrying carbon dioxide emissions. But new ways of ...

Engineering

Virgin's Hyperloop carries passengers for the first time

The Virgin Hyperloop made its first journey carrying passengers Sunday, in a test the company claimed represented a major step forward for the "groundbreaking" technology capable of transporting people at 1,000 kilometers ...

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Emission

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