40% of US lithium needs could come from unlikely source in Pennsylvania

Thanks to the increase of electric vehicles and other battery-using technologies, the demand for lithium is expected to skyrocket in the coming years. One odd but potent source of the metal is a Pennsylvania wastewater stream, says a new study.

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Advanced ‘high-density waterless hydro’ energy plant gets green light

This remarkable project promises to open up zero-carbon energy storage to a broad range of areas without huge hills, delivering 2.5 times the power of water-based hydro. A pilot plant has been greenlit, with full-size, grid-scale projects to follow.

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Urban Vibro Trucks will thump city streets for geothermal options

A new simulation video from Herrenknecht AG shows off its Urban Vibro Trucks. The machines can deploy thumping devices from their mid-sections that send seismic waves beneath city landscapes to explore the terrain for geothermal development.

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Massive geothermal potential found offshore, where the Earth splits

A potentially game-changing and largely unexplored energy jackpot lies beneath the ocean floor, according to a whitepaper from geoscience tech consultancy CGG. Unique conditions under the sea bed promise cheaper and more accessible geothermal power.

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Bumpy solar cells could harvest up to 66% more energy

Solar cell efficiency may get a bump from bumps. New research suggests that building tiny domes into the surface of organic solar cells could boost their efficiency by up to two-thirds, while capturing light from a wider angle.

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Historic fusion ignition in a lab experiment confirmed

Lawrence Livermore National Laboratory has published an extensive paper confirming the validity of its 2022 fusion experiment where multiple lasers focused on a sphere of deuterium and tritium to achieve the first fusion ignition in a laboratory.

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WaveRoller sea-floor generator approaches commercial deployment

Wave energy remains one of the least-exploited clean energy options, with huge potential as part of a green energy grid. Finland's AW Energy is preparing to field a contender at scale – the Waveroller – which sits on the sea bed generating up to 1 MW.

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There’s hope yet: Clean energy advances that inspired us in 2023

The world needs gargantuan amounts of clean energy moving forward, making this an area of colossal and growing opportunity for disruptive innovations. Here are some of the fascinating energy ideas and technologies that made us most hopeful in 2023.

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Double-action solar tower promises clean energy all day and night

Researchers in Jordan and Qatar have come up with a remarkable design for a "twin technology solar system" capable of generating clean energy 24/7. This double-action design promises more than twice as much energy as a standard solar updraft tower.

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