Source: Thunder Bay, Canada. Used with permission of Dan Hunt, MD. Coincidences attract our attention because they seem weird, odd, or unlikely. Their improbability stimulates wonder—“what are the ...

"Yes or no: was there once life on Mars?" I can't say. "What about intelligent life?"' That seems most unlikely, but again, I can't really say. The simple yes-or-no framework has no place for shadings ...

Avian experts have repeatedly demonstrated the remarkable brainpower of birds. Parrots, in particular, have established a reputation as skillful imitators – a talent that requires a complex network of ...