Churches started to use ashes early as the ninth century as a symbol of repentance. In 1091, Pope Urban II ritualized their…
Reducing the need for trucking by delivering some packages with electric drones could save fuel, and potentially carbon…
Valentine's Day originated as a feast to celebrate the decapitation of a third-century Christian martyr, or perhaps…
Natural gas is widely viewed as a clean fuel, but methane, its main component, is a powerful greenhouse gas. Two experts…
A historian looks back at Andrew Johnson's unlikely and unsuccessful presidency and why he wasn't cut out for the…
Growing grapes and making wine come with a lot of implications about a culture's capabilities. Apparently, Sicily of…
Throughout America's history, a duality has existed: On one side, there has been the belligerent, aggressive America.…
In a survey of 80 teens and college-aged Americans, most said they'd experienced physical or emotional distress before…
As Congress takes up the issue of immigration, we turned to our global network of scholars to get their perspective on how…
Love may make the world go round, but sex keeps it going. There's been a lot of discussion in recent months about the…
The long-awaited $1.5 trillion plan fails to address some major obstacles to private investment.
Anyone who's had the flu can attest that it makes them feel horrible. But why? What is going on inside the body that…
Highly engineered composite materials let skis ride smoothly, carve neatly and turn quickly – for top athletes and regular…
Seventy years after the end of World War II, a battle is taking place over Polish collective memory.
Since 2000, 8.8 million Brazilians have been displaced by disaster, development and crime, new data shows. Now Venezuelan…
Mission-driven workplaces, it so happens, can be pretty bad at rooting out leaders who are sexual abusers.
The mountainous Gangwon province, home of the 2018 Olympics, boasts some unique fare. A Korean professor describes her favorite…
It's a classic adage for those seeking love. The problem is that psychology research shows it's just not true.
It was aboard a steamship that Mark Twain first laid eyes on a photograph of Olivia Langdon, known as Livy. It was love…