Responsible for powering the country and its economy, the U.S. energy grid has come under increasing strain due to climate change, and the threat of cyberattacks looms.  

Each Friday, I look at what the presidential contenders are saying about foreign policy. This week: foreign policy was a topic at the second and final presidential debate of the 2020 campaign. 

Each Friday, I look at what the presidential contenders are saying about foreign policy. This week: The news that President Trump tested positive for the coronavirus injects new uncertainty into Elec…

The United States Air Force marks seventy-five years of service.