Space junk – how should we clean up our act?

Preventable author Devi Sridhar on how she handles Covid trolls

What’s behind the mysterious global rise in childhood hepatitis?

Will the Large Hadron Collider find a new fifth force of nature?

Why is the UK suffering HRT shortages?

‘It’s a hellfire!’: how are India and Pakistan coping with extreme heat?

Why aren’t women getting diagnosed with ADHD?

Is the world keeping Cop26’s climate promises?

The destruction of Gran Chaco, forgotten sister of the Amazon rainforest

What will the cost of living crisis do to our health?