As a birder, I had heard that if you paid careful attention to the head feathers on the downy woodpeckers that visited your bird feeders, you could begin to recognize individual birds. This intrigued me. I even went so far as to try sketching birds at my own feeders and had found this to be...

When you hear the term “radioactive” you likely think “bad news,” maybe along the lines of fallout from an atomic bomb.

But radioactive materials are actually used in a wide range of beneficial...

Facebook is in crisis mode, but the company can take major steps to fix itself – and the global community it says it wants to promote. Facebook founder, CEO and majority shareholder Mark Zuckerberg need not wait for governments to impose regulations. If he and other industry leaders...

The U.S. economy is growing at the fastest pace in five years, American companies are earning record profits and unemployment is at the lowest level in almost half a century.

So why are Wall Street and some economists suddenly worried about a recession?

Financial markets in particular have been signaling that trouble is brewing. The Standard &...

El brote repentino y descontrolado del virus del Zika en 2016 aterrorizó a las mujeres embarazadas, especialmente...

New reports have emerged from the Syrian civil war that banned chemical weapons are being used in Aleppo, a city on the edge of the last remaining rebel stronghold, Idlib province.

Since 2011, the war has been the deadliest conflict on the planet. Among the Assad regime’s most disturbing actions has been the repeated use of chemical weapons...

The percentage of Americans who do not identify with any religious tradition continues to rise annually. Not all of them, however, are atheists or agnostics. Many of these people believe in a higher power, if not organized religion, and their numbers too are steadily increasing.

The...

High mountain environments in South America, which in many locations encompass peaks that reach 21,000 feet (6,500 meters) or more in altitude, are home to some of the most spectacular glaciers on our...

As world leaders negotiate rules for cutting greenhouse gas emissions at the COP24 meeting in Poland, U.S. cities have a vested interest in the outcome. About 85 percent of Americans live in cities, and urban areas produce some 80 percent of our nation’s greenhouse gas emissions....

The retired candy entrepreneur Robert Welch founded the John Birch Society 60 years ago to push back against what he perceived as a growing American welfare state modeled on communism and the federal government’s push to desegregate America.

Although Welch’s group has...