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Red blood cells (erythrocytes) and white blood cells (leukocytes)

Blood

4 August 2020

Blood is one of our most important bodily fluids. As blood flows around our bodies, it carries essential substances to our cells, and removes wastes.


giraffes

Natural selection

4 August 2020

Natural selection is the process by which some organisms in a population survive and reproduce, while others do not, based on their bodies and behaviour


Nature_versus_nature

Nature versus nurture

21 July 2020

Are we shaped more by our genes or the environment in which we grow up and live? The truth involves both – and is a lot more complicated than we thought.


Eugenics

Eugenics

21 July 2020

Eugenics is the highly controversial idea that humanity could be improved by controlling who can produce children and pass on their genes


Biochemistry

Biochemistry

31 October 2019

Biochemistry is the study of the chemicals that make up life and how they behave.


Species - chimpanzees

What is a species?

17 June 2019

A species is a group of living organisms that are all broadly similar and can, at least in principle, breed with one another.


Cocaine in the water makes eels hyperactive and damages muscles

Cocaine in the water makes eels hyperactive and damages muscles

20 June 2018

There are low levels of cocaine and other drugs in many rivers, and lab studies suggest that European eels are suffering muscle damage as a result


Ostriches on the savanna

Why the ostrich is the only living animal with four kneecaps

1 September 2017

The ostrich appears to be unique in the animal kingdom, because it has two kneecaps on each knee rather than one. The question is why


Zoologger: The secret hop of the Californian flea seed

Zoologger: The secret hop of the Californian flea seed

18 August 2014

Say hello to the California jumping gall wasp – its larvae just love hopping all over the place


2014 preview: First million-year-old genome

2014 preview: First million-year-old genome

17 December 2013

Be it mammoth, penguin or a distant human ancestor, the first genome sequence to pass this milestone will be a triumph


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