Why do giraffes have long necks? Answers to 25 animal evolution questions | Evolution is driven by interactions between genetics and nature, and the Earth’s rock layers preserve a record of this ...
Click on a microbe clock to see a microscopic view of how Streptococcus pneumoniae replicate over the course of one minute and learn facts about the battle between microbes and modern medicine.
About a billion years after the Earth formed, the first signs of life emerged. These were just single-celled microbes, but through billions of years of evolution, scientists think that one of these ...
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