The atmosphere naturally gets about 50-80g daily from small meteors, Wing explains.
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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Thanks, Andrew! We're impressed with all the thought you put into your setup!
The crew of the ill-fated Apollo 13: Jack Swigert, Jim Lovell and Fred Haise