Inaccuracies weaken “The Imitation Game,” an otherwise enjoyable film about Alan Turing breaking the Enigma code during World War II.
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A rare view of a baby cinereous mourner feeds debate over whether the bird both looks and acts the part of a toxic hairy caterpillar as defense against predators.
Injecting carbon dioxide deep underground offers a promising way to curb global warming, but the extra pressure may cause faults to slip or fractures to release the buried gas.
Researchers don’t even agree on whether it is necessary to duplicate studies exactly or to validate the underlying principles.
Barriers to research replication are based largely in a scientific culture that pits researchers against each other in competition for scarce resources. Here are a few that skew results.