Daily crosswords linked to sharper brain in later life
The more regularly people report doing word puzzles such as crosswords, the better their brain function in later life, a large-scale and robust online trial has found. (more…)
The more regularly people report doing word puzzles such as crosswords, the better their brain function in later life, a large-scale and robust online trial has found. (more…)
Wrongly ID’d since ’74, Only Three Specimens Known
Collectors found the first two specimens of the prickly plant in 1974 and 1990 in west Texas. Then, for two decades, the 14-inch-tall plant was identified wrongly as one species, then another and then a third. (more…)