November 22, 2013 As the nation pauses to reflect on what happened in Dallas 50 years ago, we look back at his "ask not" speech. Watch the video and read his words.
November 20, 2013 Life on Earth is connected to the stars in ways we couldn't imagine a thousand years ago. Physicist Marcelo Gleiser says the journey to understanding our relationship with the cosmos has transformed how we see ourselves and all that surrounds us.
October 27, 2013 Just a few decades ago, polio was crippling more than a thousand children each day. Now the paralyzing virus remains endemic to only three countries. A timeline shows how polio went from one of the most feared illnesses to a disease on the ropes.
October 26, 2013 We usually associate fish sauce with Southeast Asian cooking. But it turns out the briny condiment also has deep roots in Europe, dating back to the Roman Empire. What caused its decline? Historians say it boils down to taxes, and pirates.
August 28, 2013 Chicago Pastor Archibald Carey Jr. ended his address to the 1952 GOP convention with a call to "let freedom ring" that King would echo in 1963 at the March on Washington. Decades later, a recording of Carey's address has been found.
August 28, 2013 Here's where to see or listen to coverage of Wednesday's ceremony. Among those scheduled to speak: President Obama; former presidents Carter and Clinton; and Caroline Kennedy, daughter of the nation's 35th president.
August 16, 2013 Google's announcement that users of Gmail have no "legitimate expectation" that their emails will be kept private is only the latest example of the erosion of personal privacy. This leads commentator Alva Noë to ask: if privacy is so important to people, why do we do so little to secure it?
August 10, 2013 In the old days, a case of the nerves, constipation or a general lack of vitality could lead someone to try a patent medicine. Though filled with sketchy ingredients, the old remedies may have worked sometimes, too.
July 29, 2013 The photographer behind a touching photo of five children that gained a lot of attention recently says that it is "good to know that even in this day and age, when we are bombarded by imagery from every direction, that one photograph can matter to someone."
July 19, 2013 Tuberculosis was once a top killer in the U.S. The disease was such a threat that overcoming it helped lay the groundwork for modern medicine. Now the bacteria are growing resistant to many antibiotics, and some doctors worry TB could rebound.
April 18, 2013 Alcohol has bolstered many writing sessions throughout history — not just as a drink but as an ink. For most of the last millennia, writers, artists and kings alike relied on an ink that commonly included wine. Now some people are trying to bring this tradition back.
January 3, 2013 In France, a team of scientists says that a piece of cloth dipped that was reputedly dipped in the blood of Louis XVI is genuine. The monarch was executed 220 years ago this month, during the French Revolution.
December 20, 2012 Many modern day liqueurs, like Campari and Pimm's, started off as 19th century medicinal tonics made to cure an array of ailments, including malaria. So if you're sipping a French aperitif or an absinth cocktail this holiday season, chances are you're also imbibing a bit of malaria history.
December 4, 2012 Many Jewish families celebrate with foods such as latkes and donuts that are fried in oil, to honor a holiday miracle. But some Jews also eat dishes like blintzes and kugels that are made with cheese. How did cheese make it onto the menu? The story starts with a beautiful widow.