More than 5 billion people would die of hunger following a nuclear war between the US and Russia, according to a new study.

An economist explains the causes behind product shortages and supply chain problems. He also says that they won't end anytime soon.

What's behind rising food prices? And when will prices start to fall? An expert explains what you should know in a short video and Q&A.

What happens to food production after a nuclear war causes nuclear winter? New research dives into the scary and newly relevant topic.

In this interview, an immigration policy scholar answers questions about Europe's relatively warm reception of Ukrainian refugees.

What would have to happen for diplomacy to end the war in Ukraine? The former state secretary of Switzerland may have some answers.

A disinformation researcher shares what to watch for when looking at social media posts and other online reports related to the Russian invasion of Ukraine.

Why is Russia invading Ukraine? An expert explains what Putin wants as well as what might happen if he succeeds or fails to achieve his goals.

Running just a few times a week could be a powerful tool in getting relief from symptoms related to Gulf War illness.

In the past 20 years, 30,177 active military and veterans of post-9/11 wars have committed suicide. That's four times as many deaths as those killed in action.