There could be about a million 'orphan' oil and gas wells across the U.S. As they age, they can leak greenhouse gases or ...

Far more families are choosing to have fewer — or no — children. Many countries, including the U.S., now face a rapidly aging population that could begin to shrink.

President Emeritus of the Council on Foreign Relations Richard Haass discusses Israeli Prime Minister Benjamin Netanyahu's visit to the White House Monday to meet with President Trump, who is pressing ...