Physicists at the Linac Coherent Light Source created diamond rain. Researchers identified features that make some women’s faces significantly more attractive from the front than from the side. Software that analyzes the color and tonality of Instagram posts is nearly twice as successful at detecting depression in patients as are G.P.’s. People who hear voices but aren’t mentally ill have a superior ability to detect speechlike sounds hidden in noise. Schizophrenia and bipolar disorder are strongly linked to a more acidic brain. Goldfish are able to survive for months without oxygen by converting lactic acid into ethanol. Zebrafish will…