biology

‘Cnidarians’ from Haeckel’s book Art Forms in Nature, 1899–1904

Art nouveau owes a lot to this dodgy German biologist and his dazzling illustrations

23 September 2017 9:00 am

Over the winter of 1859–60, a handsome young man could be seen patrolling the shores of the Gulf of Messina…

If gender stereotypes are an invention, why do we all freely conform to them?

2 September 2017 9:00 am

Later this year, the Advertising Standards Authority will reveal to the world their list of rules designed to wipe out…

Haemophilus influenzae, as seen using a Gram-stain technique

Dr Ali Khan’s guide to the new germ warfare

2 July 2016 9:00 am

Which disease are you most scared of catching: Ebola or influenza? Before I read this medical memoir, I would have…

How ‘stress management’ can make your blood pressure soar

21 November 2015 9:00 am

‘Stress management’ seems to be perpetually on the rise

Incline your upper body slightly forward and place your feet on a low foot rest. Then all the angles are correct

Digesting all the facts — without getting bogged down

16 May 2015 9:00 am

Funnily enough, after my editor sent me these three books to read, my guts started playing up. Suddenly, food seemed…

Humans are doing democracy wrong. Bees are doing it right

2 May 2015 9:00 am

What the hive knows about democracy that humans have yet to learn

School trips go global

14 March 2015 9:00 am

School outings have been transformed, says Ed Cumming

Your immune system’s war isn’t Saving Private Ryan — it’s Homeland

6 December 2014 9:00 am

Before I read this book, I imagined the immune system as a defensive force, like the Germans on the beaches…

Spectator letters: Why Aids is still a threat, elephants are altruistic, and crime has gone online

26 April 2014 9:00 am

Aids is still deadly Sir: Dr Pemberton (‘Life after Aids’, 19 April) subscribes to the now prevalent view that we have…