Editor's choice
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A champagne supernova in the sky – or rather the W49B: a month in space – in pictures
Gallery (18 pictures) Also featuring in our pick of images from our solar system and beyond from February is the Chelyabinsk meteor explosion and a robot called R2, who may or may not be a relation of R2-D2
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Scientists develop new foot and mouth vaccine
'Synthetic' vaccine can be produced and transported in poor countries, where foot and mouth is endemic, without refrigeration
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Prostate cancer breakthrough – Q&A
Scientists have hailed the 'single biggest leap forward' in their understanding of the genetic causes of cancer. Prof Douglas Easton, who worked on the studies, answers your questions
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'Alfred the Great' bones exhumed from unmarked grave
Remains are moved to protect them from archaeological enthusiasts after excitement over Richard III discovery
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Science Weekly podcast: the wonders of butterflies and ants
Audio (43min 05sec) Camila Ruz meets Blanca Huertas, of London's Natural History Museum, to learn about the museum's Sensational Butterflies exhibition, and documentary Planet Ant reveals the genius of the leaf-cutter ant
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