Smartphones enlisted in the battle versus crop disease
Crop diseases, a major cause of famine, have always been diagnosed by visual inspection, though scientists today also use microscopes and DNA sequencing. But the first line of defense is still the keen eyes of farmers around the world, many of whom do not have access to advanced diagnostics and treatment advice.
Loss of mastodons aided domestication of pumpkins, squash
If Pleistocene megafauna -- mastodons, mammoths, giant sloths and others -- had not become extinct, humans might not be eating pumpkin pie and squash for the holidays, according to an international team of anthropologists.
The Sepia Rainbow: The fascinating story of human skin
Nina Jablonski’s focus on skin began with a request to give a lecture. It was 1991, and she and her husband and collaborator George Chaplin had recently moved from Hong Kong to take positions at the University of Western Australia.