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Light sail starship

Space

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

Our galaxy may have billions of habitable worlds. A proposal to spread life says we should use giant lasers and light sails to send microbes out to them

News

Illustration of colliding neutron stars

Space

Gravitational waves have let us see huge neutron stars colliding

News

Dual image

Technology

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

News

Pierre Auger Observatory

Space

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

News

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

News

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

News

Airline pilots flying a plane

Health

ALS linked to occupational exposure to electromagnetic fields

News

Radio mic in studio

Technology

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

From this week, Norway will start switching off its national FM network, forcing people to switch to digital audio broadcasting (DAB) or miss out

News

Technology

How high-end virtual reality headsets could lose the cables

News

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