With emotionally charged rhetoric from both sides of the aisle and many parents in a heightened state of distress, children are more vulnerable than ever to anxiety. What can parents do?

More tornadoes occur in the United States than in any other country, mainly in the Great Plains, the Midwest and southern states. Two meteorology professors explain what causes these dangerous storms.

New research shows that importing goods from low-wage countries has helped US manufacturers shift production to less-polluting industries, produce less waste and spend less on pollution control.

The former Fox News CEO crossed the line between unbiased coverage and political activism with ease.

President is not the most important leadership role in Iran. The election is not completely democratic. That said, there's a pretty competitive contest happening.

Giraffe populations have declined by more than a third over the past 30 years. Two wildlife law experts explain the protections that would come with including them on a US list of endangered species.

What's the best way for spy agencies to protect the public: secretly exploit software flaws to gather intelligence, or warn the world and avert malicious cyberattacks?

Weather forecasting stopped looking for patterns in the past, and started using numbers to look solidly at the future.

Young orangutans are dependent on their mother's milk for many years and that could have an impact on the survival of the critically endangered species.

Protests in South Africa are about more than just service delivery, they reflect a wider crisis in the country's post-apartheid democracy.