For decades, Barbara Walters has been described as a broadcast pioneer - and with good reason. In 1974, Walters became the first female host of the 'Today' show. In 1976, she became the first woman to serve as a network-news anchor. In 1984, she moderated the first presidential debate between Walter Mondale and Ronald Reagan.

Most people prepare for travels by reading about their destination; it always seemed an odd approach to me. I find it much easier and more pleasant to focus with the sights and smells of a place rattling around in my mind.

It is a remarkable fact that smallpox, a scourge for thousands of years, has now vanished from the earth, except for two tiny vials, one locked in a highly secure facility at the Centers for Disease Control, in Atlanta, and another stored in a similarly secure vault in Siberia.

The history of agriculture is the history of humans breeding seeds and animals to produce traits we want in our crops and livestock.

The biotechnology wave is similar to the information technology wave of the 1980s and 1990s.

As devices become more portable and content is increasingly digital, connectivity is fast becoming a fundamental expectation and lifestyle requirement.

When I was detoxing from social media, I realized that I was thinking in status updates. It seemed I had trained my brain to translate everything I experienced throughout the day into 140 characters or less.

The best defense against these people is to educate parents and children of the dangers that come along with the Internet and by limiting access to certain sites during the school day.