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dark energy

EM drive

Space

Is new talk of interstellar drive too good to be true?

Speculation about the EM drive, a proposed fuel-free, physics-busting starship engine, is back but is it still strictly for dreamers, wonders Geraint Lewis

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Energy-efficient engine turns waste hot water into electricity

Technology

Energy-efficient engine turns waste hot water into electricity

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nuclear train ad

Health

Old ¿ìè¶ÌÊÓƵ: Happily upholding ideals since issue number 1

Regulars

The world in 2076: Artificial starlight has made energy free

Technology

The world in 2076: Artificial starlight has made energy free

Features

The world in 2076: Goodbye electricity, hello superconductivity

Physics

The world in 2076: Goodbye electricity, hello superconductivity

Features

Protestors

Earth

Donald Trump's climate sceptics are coming to drill, baby, drill

Comment

2016 now looks dead set to become the hottest year on record

Earth

2016 now looks dead set to become the hottest year on record

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universe

Space

Dark energy could force the universe to gradually unzip itself

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Smoke in forest

Earth

A pause in growth rate of atmospheric CO2 is over – here’s why

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The Eiffel tower is illuminated in green with the words

Earth

Trump could land fatal blow to the fight against climate change

A Donald Trump presidency is poised to disrupt the fight against climate change in a way that threatens to snuff out all hope, warns Matthew Nisbet

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Technology

Beyond batteries: This technology could revolutionise energy

Features

Earth

A wind turbine’s swish may annoy, but it's not hurting anyone

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Technology

Controversial India-Japan nuclear deal to be signed this week

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Earth

A huge problem still lurks at the heart of Paris climate deal

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