November 21, 2012 Ultrasound often catches fetuses opening their mouths, but whether they're really yawning or not has been up for debate. Now, with some fancy ultrasound techniques, scientists have show that babies do indeed yawn in the womb.
November 21, 2012 Today is our day to say "thank you," so here are a couple of appreciations — the first for things that don't change, the second for things that do. There are no people in the first scene, two people in the second. One of them, I should warn you, is a sneaker-wearing swan.
November 20, 2012 Are the sources for your trendy coconut water and oil in danger? Not yet, says a French scientist, but he has an elaborate vision for how to overcome the coconut's biological challenges and ensure that the plant's dozens of varieties stick around for a long time.
November 19, 2012 Scientists have come up with an algorithm to guess how many stars a recipe will receive online. By building "social networks" for ingredients, the algorithms also reveal how we mix and match spices, make dishes more healthful and customize flavor profiles.
November 19, 2012 Look at this rocket ship. It is big. It is complicated. We could use long words to describe what's in it, or we could use short words. The author, cartoonist Randall Munroe, chooses short words. Ridiculously short words. Some will sneer. I cheer.
November 17, 2012 The mayor of New York City wants you to see what an hour's, a day's, a year's worth of NYC's carbon dioxide emissions would look like — if you could see them. The gas is normally invisible. So he's made a video, and it ain't pretty. Why would the mayor do this? What's it look like? See for yourself.
November 16, 2012 Back in 1995, about 4.5 percent of adults in the U.S. had been diagnosed with diabetes. By 2010, the prevalence had zoomed to 8.2 percent. An interactive map shows how much worse diabetes has become in less than a generation.
November 16, 2012 The Environmental Protection Agency says it won't waive a law that requires much of the nation's corn to be refined into ethanol and blended into gasoline. Meat producers say this will drive up food prices, but the EPA says the "ethanol mandate" isn't at fault.
November 16, 2012 Scientists have sequenced all of the DNA in the cells of a female pig. While this information will likely be used to create happier pigs that get sick less often, it could be used to create tastier pork products.
November 16, 2012 Given the pressure of evolution, why have genes behind schizophrenia, autism and others disorders persisted? A study that looks at the likelihood someone is to have kids tries to figure it out.