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Tally of most hazardous asteroids doubles
NASA’s efforts to scan the skies for asteroids that could pose a danger to Earth have found twice as many sizeable chunks of space rubble making close approaches to the planet than previously predicted.
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Experiments reveal that crabs and lobsters feel pain
US research ethics agency upholds decision on informed consent
Chemistry credit disputes under the spotlight
Chemistry credit disputes under the spotlight
Contamination created controversial ‘acid-induced’ stem cells