December 31, 2012 Here are a few things to look for if you're trying to distinguish the age of your bottle of bubbly or the method by which it was made. And if you just want to get the most bang for your buck when it comes to preserving the bubbles, consider how you pour.
December 29, 2012 Researchers argue that ecology has a pretty big say in whether disease rates increase or die down. They used a new field that blends economics and ecology called "macroecology" to figure out how biodiversity loss affected disease burden.
December 28, 2012 This looks and sounds more like sci-fi, but this is nonfiction farming. Photographer Freya Najade journeys into the evolving state of Europe's agricultural system, observing fewer humans, more robots and, oddly, less and less time outside.
December 28, 2012 Thousands of years ago, ancient farmers gained the ability to consume milk as adults without getting an upset stomach. A remarkable mutation let some of them digest lactose sugar. But scientists still puzzle over why that mutation persisted and became prevalent in modern humans.
December 27, 2012 It was the warmest year on record and brought a series of extreme weather events, from wildfires and floods to drought and a devastating derecho. Polls show a big jump this year in the number of people connecting such disasters with climate change.
December 27, 2012 NASA's Curiosity rover turned its camera around and captured a beautiful self-portrait from Gale Crater.
December 27, 2012 Children can easily become kinder and more helpful. And that behavior makes them more positive, more accepting and more popular with other children, a study of Canadian kids finds.