06/02/2017 - 15:27
Editor's Note: Yesterday, President Donald Trump announced that the U.S. would pull out of the Paris climate accord, an agreement among world nations to reduce greenhouse gas emissions in order to reduce the impact of climate change.
05/24/2017 - 13:53
How has the climate changed? These graphics from the EPA's archived website tell the story.
05/24/2017 - 09:55
Editor's note: Climate change isn't a hoax. It isn't a conspiracy or a figment of someone's imagination. It is scientific fact.
05/09/2017 - 15:16
Past presidents have used the American Antiquities Act of 1906 to designate and protect historic and geologically significant sites. But some of those monuments could lose protection.
04/04/2017 - 13:06
The U.S. Senate is to vote this week on whether to confirm Neil Gorsuch as a Supreme Court justice. And in discussing strategies to get the votes necessary, Republicans have threatened to use the “nuclear option.”
03/21/2017 - 18:09
Scientists examining films of nuclear tests from the 1950s recently added several images to YouTube.com.
03/16/2017 - 15:03
Four years ago, Donald Trump set a record: At 70, he was the oldest person to be inaugurated president of the United States. In January, Joe Biden, who will turn 78 on Nov. 20, will be the oldest person to take office.
02/17/2017 - 21:31
One month after his final day in the White House, a newly released ranking by historians places Barack Obama 12th among 43 presidents.
02/10/2017 - 09:55
Once in a while, questions arise about whether an American citizen has run afoul of the Logan Act -- a law that prohibits an unauthorized individual from meeting with foreign officials in an attempt to negotiate on behalf of the government.
02/08/2017 - 19:50
Is there any subject too dangerous to talk about?