It's A Party In Iowa — And Just About All The Candidates Are Invited
Presidential candidates Hillary Clinton, Bernie Sanders and Donald Trump all found themselves doing the same thing today — campaigning at the Iowa State Fair.
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To Measure Drought's Reach, Researchers Scale The Mighty Sequoia
After a scientist on a hike in Sequoia National Park saw trees with thin and browning needles, it got scientists thinking: Did the drought cause this? So they're climbing up them to study the damage.
What The Roiling Markets Mean For The U.S. And The World
This past week saw a lot of changes in the world markets, with China's currency devaluation and approval of another Greek bailout. Economist Dambisa Moyo breaks down the latest news.
A Muscle Drug For Pigs Comes Out Of The Shadows
The USDA is allowing a pork retailer, for the first time, to label products as raised with "no ractopamine." It may lead to pressure on farmers to stop using the muscle-promoting drug.
Is Afghanistan Backsliding?
U.S. combat forces left last year and there have been a number of troubling signs this year. They include a rise in deadly attacks and renewed friction between Afghanistan and Pakistan.
Jason Day Wins PGA Championship, Sets Major Record
Day beat Jordan Spieth by three shots, winning his first major title and becoming the first player to finish at 20 under par in a major. The previous record, 19 under, was set by Tiger Woods in 2000.
Let's See What Developed In National Geographic Traveler Photo Contest
Too often the developing world is depicted as a place of poverty and suffering. Photos from the contest offer a different vision.
Cute And Cuddly? Think Again. Koala Terrifies Aussie Farmer
Well, terrify is a strong word. But a koala did chase Ebony Churchill when she was trying to herd cows using a four-wheeler.
China Evacuates Tianjin Blast Site As Sodium Cyanide Found
Wednesday's massive explosion in Tianjin killed more than 100; then fire broke out, and more explosions followed. Now Chinese authorities are clearing the area over fears of sodium cyanide poisoning.
In Measuring Post-Katrina Recovery, A Racial Gap Emerges
Ten years after Hurricane Katrina flooded New Orleans, much progress has been made to rebuild the city, but black and white residents assess the recovery quite differently.