These Dog Days (40 images)
It's August, the dog days of summer. That's when Sirius the "dog star" rises with the sun and then sets with the sun. During late July, Sirius is in conjunction with the sun. Roman astronomers had the notion that its heat added to the heat of the sun, creating a stretch of hot and nasty and thoroughly uncomfortable weather. They named this period, from twenty days before the conjunction to twenty days after, the "dog days" after the Dog Star, Sirius. And it's that time...