Project Mercury was America's attempt to place a man in orbit around the Earth. Jim Lovell was one of the 110 test pilots considered for selection but a temporary liver condition put paid to his chances.
New methods such as mini 3D ‘organoids’ are slowly phasing out animal testing in some areas of research. Plus, how to spot a fraudulent paper and the surprising science of squeaky sneakers.
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Speed is important when seeking to stop the spread of tainted foods. Yet rapid testing tools may not be sensitive enough.