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Space

The first quantum fluctuations set into motion a huge cosmic mystery

The earliest acoustic vibrations in the cosmos weren’t exactly sound – they travelled at half the speed of light and there was nobody around to hear them anyway. But Jim Baggott says from the first moments, the universe was singing

Comment

Technology

US to fire up small reactors in 2026 as part of 'nuclear renaissance'

News

Low on energy? A new understanding of rest could help revitalise you

Health

Low on energy? A new understanding of rest could help revitalise you

Features

Environment

How green hydrogen could power industries from steel-making to farming

News

Space

Is the expansion of the universe slowing down?

News

Environment

Solar energy is going to power the world much sooner than you think

News

Technology

There's a simple way we could drastically cut AI energy use

News

Environment

Top 250 oil and gas firms own just 1.5% of the world's renewable power

News

Environment

Why solar power is the only viable power source in the long run

Analysis

Environment

Is Africa about to see the solar energy boom it needs?

African countries imported a record number of solar panels in the past year, which could be the beginning of a green energy boom on the continent

News

Environment

We could get most metals for clean energy without opening new mines

News

Environment

Mining for renewable tech inflicts huge damage. Is there a solution?

Features

Environment

We can repurpose retired coal plants to produce green energy

News

Environment

Rust-based battery connects to an electricity grid for the first time

News