The rare fossil hints that differences in plumage may explain why some Cretaceous-era birds survived an asteroid impact but others died.
The rare fossil hints that differences in plumage may explain why some Cretaceous-era birds survived an asteroid impact but others died.
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Japan’s sample return mission to Phobos may also collect some Mars dust 
Horned dinosaurs’ weapons evolved to handle the forces of combat 
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Bangladesh: UNICEF chief calls for an end to child marriage 
Yemen war continues to force families from homes amid hunger and disease