Look, a butterfly!

I find this appalling:

3 Billion years ago cyanobacteria appeared on the planet, changing the course of life on earth. Scientists call this event the Oxygen Catastrophe.
This video discusses the appearance of cyanobacteria and the effect it had on the evolution of life over the next 3 billion years.
Suitable for an introduction to evolution, endosymbiosis and the appearance of […]

David Attenborough talks about his upcoming BBC documentary entitled “Charles Darwin and the Tree of Life”. The documentary screens today in the UK. I’m not sure if it is going to screen in Oz anytime soon, but I look forward to getting my hands on a copy. Check out the giant flower in the clip!

Michael Nielsen writes a very interesting essay discussing the challenges and opportunities that scientists will be faced with in the near future. Well worth a read.