About 120 million years ago, a "dancing dragon" lived in China's Jehol Province. The discovery of a fossil belonging to the small feathered dinosaur is new to science and helps bridge the gap between dinosaurs and birds.

President Donald Trump's legal team on Monday filed a lengthy response calling the charges he committed impeachable offenses a "charade" in a preview of the case they will make on the Senate floor when the impeachment trial commences.

Thousands of gun-rights advocates plan to descend on Virginia's state capital on Monday for "Lobby Day" to oppose legislation that would restrict access to firearms in the state.

At its most basic level, the 2020 Democratic primary process is about which one candidate distinguishes herself (or himself) as the person voters most trust to take on and beat President Donald Trump in November.

President Donald Trump's legal team on Monday filed a lengthy response to charges he abused his office and obstructed Congress, decrying the attempt to remove him from office as a "charade" and calling on senators to quickly reject it.

Each year, Martin Luther King Jr. Day encourages Americans to come together and volunteer to improve their communities.

• First Alan Dershowitz said you can be impeached without committing a crime. Now he says you can't be • How Dershowitz plans to defend Trump during the impeachment trial

The US Navy will announce Monday that it will name a new aircraft carrier after Doris "Dorie" Miller, a decorated African American World War II veteran who defended Pearl Harbor during the 1941 attack on the Hawaiian naval base.