‘Spermageddon’: is male fertility really in crisis?

ZOE and personalised nutrition: does the evidence on glucose tracking add up?

‘Lesbian’ seagulls and ‘gay’ rams: the endless sexual diversity of nature

Can the climate survive AI’s thirst for energy?

Is there any point in taking multivitamins?

George Monbiot on the record jail terms given to Just Stop Oil activists

Trophy hunting: can killing and conservation go hand in hand?

Secrets of ageing: what makes me age?

Secrets of ageing: how long could I live?

Secrets of ageing: making our last years count