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How did birds form wings? Fossil data show that the proportion of limbs changed in dinosaur-derived birds.10 scientific breakthroughs in 2014
The American Association for the Advancement of Science (AAAS) magazine has just announced the top 10 scientific breakthroughs in 2014.
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Can carp live 10 years in a tank without feeding?
Why do Italy and Switzerland have to redraw the border?
Japanese bullet train accident-free for 60 years
The world's most crowded apartment building: Can accommodate up to 30,000 people, the view inside is overwhelming
World's oldest wine jar contains cremated human bones
America catches strange signal from 1.3 billion light years away from Earth
Two black holes closest to Earth discovered, of a kind never seen before
Solar sails help spacecraft reach Mars in 26 days
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