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electromagnetism

Illustration of colliding neutron stars

Space

Gravitational waves have let us see huge neutron stars colliding

We’ve taken the first pictures of neutron stars colliding 130 million light years away. The resulting gravitational waves may solve some big cosmic mysteries

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Dual image

Technology

Two-colour pixels let you draw pair of images in the same space

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Pierre Auger Observatory

Space

Far-off galaxies are firing rare high-energy cosmic rays at us

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Exploding lightbulb

Technology

Eight great accidents in scientific discovery

Features

plasma plane

Space

Plasma jet engines that could take you from the ground to space

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Starfish Prime nuclear explosion

Technology

Would a North Korean space nuke really lay waste to the US?

Comment

Princess Leia hologram

Technology

Twisted semiconductors could help project moving holograms

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Airline pilots flying a plane

Health

ALS linked to occupational exposure to electromagnetic fields

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Radio mic in studio

Technology

Norway is first country to turn off FM radio and go digital-only

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Woman using VR headset

Technology

How high-end virtual reality headsets could lose the cables

Wi-Fi lacks the bandwidth to pump high-resolution VR to your eyes, but a different wireless signal could cut the cord and allow a truly immersive experience

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Feedback: a doggy guide to the depth of snowdrifts

Regulars

Life

Feedback: Bluetooth pregnancy test is not immaculate conception

Regulars

Last Word

Chromatic quandary

Regulars

Last Word

Radio gaga

Regulars

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