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Technology

Did a massive nuclear antenna make Michigan’s trees grow taller?

Project ELF was a 90-kilometre antenna buried under Michigan’s forests to communicate with nuclear submarines – with strange consequences for the surrounding nature

Regulars

Magnetic field

Physics

Exotic super magnets could shake up medicine, cosmology and computing

Features

Electromagnetic sphere

Don't miss: ethereal artworks, haunted teens and a gift of tongues

Culture

Night sky

Space

The universe is 2.5 billion times less magnetic than a fridge magnet

News

InSight

Space

NASA’s InSight lander is using magnetism to search for water on Mars

News

A thunderstorm

Physics

Most powerful thunderstorm ever measured produced 1.3 billion volts

News

Flerov lab

Physics

Inside the Russian factory making the heaviest atoms in the universe

Features

A black hole emits a plasma jet

Space

Black holes eat negative energy and vomit out huge powerful jets

News

green patterned light

Physics

The emptiness of space has a structure we could use to send messages

News

Radio antenna

Technology

Glass box of atomic vapour could work as a James-Bond-style spy radio

Most radios use antennae to pick up a signal, but this new one uses a glass box full of vapour instead, with lasers to translate the signal into a sound

News

Physics

‘Impossible’ EM drive doesn’t seem to work after all

News

Space

Hidden exoplanets could be revealed by echoing light

News

Physics

The forces that govern matter and light could be united at last

News

Space

Should we seed life through the cosmos using laser-driven ships?

News