As cancer cells mutate, they continue to increase in diversity (Credit: Mopic/Alamy)

How cancer was created by evolution

Tumours evolve just like animals do

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Earth Capture

(Credit: Simon Reed)
  1. (Credit: Simon Reed)
    Our otherworldly Earth
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  2. Zebra - in evening light on Kariega Game Reserve (Credit: Neil Aldridge)
    A wild portrait of South Africa
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  3. Giraffes by starlight (Credit: Mark Gee).
    Giraffes by Serengeti starlight
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  4. Catalina Island, Baja Sur, Mexico (Credit: Jack Dykinga)
    The wild beauty of Mexico
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  5. (credit: Tyler Sichelsk).
    16 spectacular shots of space
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