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Life on Earth may have driven the evolution of the planet itself. The idea is that ancient microbes provided the chemical energy to create the Earth's continents - a nod to the Gaia hypothesis, in which life helps create the conditions it needs to survive. The theory would solve the puzzle of why the Earth's continental crust appeared when it did, and explain the presence of granite, a substance not found anywhere else in our...

2006-03-24

 geology prehistory biology continent
More than 700 new species of ancient insect have been discovered in 50-million-year-old amber.

2010-10-25

 amber mummy insect ancient evolution India geology continent
America and Eurasia will crash into each other over the North Pole in 50-200 million years time, according to scientists at Yale University.

2012-02-08

 America Eurasia North Pole continent tectonics future globe movement Pangaea