How many bacteria do we know about, and how many are there in the world? @morethanadodo

How many bacteria do we know about, and how many are there in the world? @morethanadodo

Uploaded October 2018 | Updated September 2026, 1 hour ago

Professor Judith Armitage from the Department of Biochemistry at the University of Oxford tells us how techniques for discovering bacteria have dramatically improved.

Part of the Bacterial World exhibition: oum.ox.ac.uk/bacterialworld

How many bacteria do we know about, and how many are there in the world?

When do we see the major animal groups first appear in the fossil record?

Megalosaurus bucklandii jaw scan by WMG, University of Warwick

Six Legs of Summer: Leg 4 Pestie or Bestie

Endless Variations: Charles Darwin and the pigeons

A Virtual Tour of the Oxford University Museum of Natural History by Conservation Optimism

From dinosaur to bird

Natural selection

Temple of Science Episode 3 – The Sanctuary of the Temple of Science: The Central Court

If our DNA is 99.9% the same as everyone elses, how can we find differences?

Reproductive strategies

Spotlight Specimen: Starfish

Museum of Natural History, University of Oxford |

How many bacteria do we know about, and how many are there in the world?