NOAA's GOES-East satellite provided a look at the frigid eastern two-thirds of the U.S. on Jan. 7, 2015, that shows a blanket of northern snow, lake-effect snow from the Great Lakes and clouds behind the Arctic cold front. A visible picture captured at 11 a.m. EST showed the effects of the latest Arctic outbreak. The cold front that brought the Arctic air moved as far south as Florida, and str…

We summarize some of Wednesday's talks and press conferences at the AAS meeting.

We – which is to say, you, the Stack Exchange community – had another great year in 2014.

We cracked Quantcast’s top 50 networks in the US. We did this without posting celebrity gossip, top 10 lists, or cat pictures. We did it by creating artifacts: useful, canonical bits of information, edited, refined, and curated by our community.

By donating your knowledge to the largest community of developers in the world, you’ve been able to create a slice of the Internet that is indeed a better place. Amidst the noise, clutter, and chaos of the web, you’ve built one of the largest, most trusted knowledge repositories ever created. …