December guide to the bright planets | | Three bright planets - Jupiter, Venus, Saturn - can still be found in the west after sunset. Day by day, Venus will climb upward while Jupiter and Saturn sink toward the sunset glare. Venus and Saturn will meet up for a conjunction on December 10. In the morning sky, as the month begins, keep watching for Mercury and Mars. They rise in the east before the sun. Read more. | | |
A better way to convert dog years to human years | | The researchers collected DNA samples from 104 Labrador retrievers over a 16-year period. They compared changes in their DNA samples against DNA previously collected from humans. The result? A better sense of what a "dog year" really means. Read more. | | |
When is my earliest sunset? | | For the southernmost U.S and similar latitudes, the earliest sunsets of the year are happening now. Your earliest sunset depends on your latitude, but always comes before the winter solstice. Read more. | | |