Data don’t lie
Jul 28th 2021ONE OF THE biggest concerns in science is bias—that scientists themselves, consciously or unconsciously, may put their thumbs on the scales and influence the outcomes of experiments. Boffins have come up with all sorts of tactics to try to eliminate it, from having their colleagues repeat their work to the “double blinding” common…
Flies, worms and bees could help detect illness
Jul 28th 2021DOGS CAN smell things at concentrations of one part in a trillion—equivalent to a single drop in a pond the size of 20 Olympic swimming pools. That ability is put to good use by human beings. Trained dogs can sniff out explosives and drugs, track missing people, and even guide truffle-hunters to their…