Blood
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.
What is RNA?
Chromosomes
Health
Hans Christian Gram: The biologist who helped investigate bacteria
Regulars
Health
People who are naturally slim have smaller and more active fat cells
News
Life
Early life on Earth may have existed as miniature droplets of jelly
News
Life
We’ve added letters to the genetic code – and the results are amazing
Features
Humans
Some rare fathers pass on an extra kind of DNA to their children
News
Life
37 trillion pieces of you: The plan to map the entire human body
Features
Life
Life may have begun with cells made wholly from simple proteins
Crude proteins made of short chains of amino acids can form life-like “protocells” that host biological processes – hinting that life began with proteins
News
Life
Venki Ramakrishnan: The giant gene-translating machine
Video
Health
Human placenta stem cells help people recover from hip surgery
News
Life
We have measured the speed of death and it’s 2 millimetres an hour
News
Health
Newly-discovered type of lung cell has central role in cystic fibrosis
News