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Mars’ Plate Tectonics May Make Life More Likely
As it turns out, Mars and Earth may be more similar than previously thought in one momentous way: Mars...
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A Week on Mars: Curiosity Rover Settles in for Long Martian Haul
After a full week on the Red Planet, NASA’s Mars rover Curiosity is celebrating with a little rest and...
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Earth’s Weird Life Helps Curiosity’s Search
Exotic kingdoms and bizarre creatures deep beneath the sea or within the bowels of the Earth have been the...
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Scientists Define New Limits of Microbial Life in Undersea Volcanoes
By some estimates, a third of Earth’s organisms live in our planet’s rocks and sediments, yet their lives are...
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Curiosity Lands Safely: ‘Wheels Down on Mars’
Curiosity, the largest and most advanced spacecraft ever sent to another planet, stuck its extraordinary landing in triumphant and...
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Sediment Cores From Antarctic Seabed Reveal Ancient Rain Forest
Drilling of the seabed off Antarctica has revealed that rainforest grew on the frozen continent 52 million years ago,...
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Why Do We Keep Going Back to Mars?
The huge NASA rover speeding toward an August landing on Mars may be the most capable and complex Red...
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Actinobacteria as the Base of the Evolutionary Tree
Ever since Darwin first published The Origin of the Species, scientists have been striving to identify a last universal...
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Polar Bears, Brown Bears Interbreed to Cope With Climate Change
Polar and brown bears diverged between 4 million and 5 million years ago, but they continued to interbreed when...
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Ancient Life ‘Re-Evolves’ in Georgia Lab
Georgia Tech researchers say they’ve resurrected a 500-million-year-old gene from bacteria and inserted it into modern-day Escherichia coli (E....