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Health

UK’s legal highs ban is unscientific and will lead to more harm

A plan to prohibit psychoactive substances not covered by existing law will only make matters worse, warns a former UK government drug policy adviser

Technology

Why now is the right time to abolish the UK’s nuclear deterrent

Environment

Hydra paradox: When culling animals makes them thrive

Health

If the US can ban harmful trans fats, the UK should act too

Space

Help me 3D print homes for a NASA mission to Mars

It’s time we turned social networks into real communities

Technology

4 sinister threats that loom for the cashless society

After ISIS storms Palmyra, race is on to log global heritage

Planets about to cause megaquake? Beware this social media yarn

Earth

We must put the brakes on glaciers to stop the seas rising

The public may balk at geoengineering, but we've got to think boldly if we're going to protect our coasts, says glaciologist Slawek Tulaczyk

Earth

No rest for the Arctic: As big oil pulls out, military muscles in

Why I’m staying on free speech’s front line

Life

Cuckoos against the clock: Charming cheats in mystery decline

Health

It’s time to focus on the global tragedy that is impaired vision