When life emerged on Earth about 4 billion years ago, the earliest microbes had a set of basic genes that succeeded in keeping them alive. In the age of humans and other large organisms, there are a lot more genes to go around. Where did all of those new genes come from? Carl Zimmer examines the mutation and multiplication of genes.
Watch the full, online video: Where do genes come from? – Carl Zimmer
 |
Infographics | More... |
Is tilapia a human-made freak that we should avoid — or an evolutionary rockstar? 
30 years later in Romania: What happened to the babies deprived of human contact? 
Evolution’s ‘great leap forward’: When did humans cross the intelligence rubicon? 
Why is it so difficult to find a treatment for Huntington’s Disease? 
Viewpoint: Agribashing and the French media — Paper withdraws ‘fake news’ viral article claiming drinking water contains 200 ‘dangerous’ chemicals 
How common is incest? Rise of genetic testing reveals disturbing evidence 
‘Golden blood’ is incredibly important to medicine — but for the 43 people worldwide known to have it, it poses a unique danger 
Gene-edited chickens could reduce the threat of bird flu spread and promote sustainability 
Embryos aren’t female by ‘default’ after all, study shows 
Viewpoint: Iowa farmer explains support for state bill to restrict suits against manufacturers of glyphosate and other pesticides that follow federal guidelines 
