As e-cigarettes become more popular, there has been a push to understand whether they are a “gateway” to regular, combustible cigarettes.

Two recent studies on e-cigarettes as gateways to smoking in teens and young adults have made headlines. And opponents of e-cigarettes have welcomed any crude signal of...

In popular culture, even vegans like a little “beef” from time to time.

From the playful jabs of Bo Diddley’s Say Man, to The Beatles' riffing the sound of The Beach...

There are countries from which people try to escape, and there are countries to which these people try to escape. And then there are countries like Poland.

The current refugee crisis sweeping across Europe hints at just how much Poland has changed since the early 20th century, from an...

For a brief period in the history of teaching, using PowerPoint automatically qualified you as a tech-savvy professor – an innovator who wouldn’t settle for the usual combination of staticky black-and-white overhead films and...

The discovery that Volkswagen circumvented EPA emissions tests in diesel-powered vehicles has led to a massive recall, the resignation of the company’s CEO and many disillusioned customers.

As VW seeks to repair its damaged image, many now question whether clean diesel technology...

The visit of Pope Francis to Capitol Hill this week promises to be good theater. It also will lay bare some of the polarities of the political system in the United States.

In the context of American politics, which views everything and everyone in relentlessly...

Cities are acting ambitiously on climate change and that has big implications for the rest of the planet.

Urban officials last week attended the US-China Climate Leaders summit and announced a raft of carbon emissions targets, clean energy partnerships, and initiatives around...

On July 9, Pope Francis stood in front of a crowd that included indigenous peoples and social activists in Bolivia and asked:

forgiveness not only for the offenses of the church herself, but also for crimes committed against the native peoples during the so-called conquest of America.

On September 23 in...

Pope Francis is visiting Washington, New York and Philadelphia this week.

His visit comes in the wake of his remarkable call for every Catholic parish, religious community, monastery and sanctuary in Europe to take in one...

The western US is burning.

This year’s damaging experience is just the latest in a recent series of devastating wildfire seasons, a trend that will only likely increase over the coming years.

Over the last few decades, and especially since 2000, the wildfire season is getting longer,...