The entire document is open to the public at the National Archives through Oct. 9. Visitors expressed pride seeing it — and concerns about the nation’s future.

Philadelphia, Pennsylvania. The mid- air was hot and humid as delegates from twelve of the thirteen states convened at the ...

Making amendments possible again would not weaken the Constitution — it would save it. It would remind us that the document ...

Sen. Birch Bayh of Indiana is widely credited with drafting the 25th Amendment to the U.S. Constitution, which was ratified ...

Sept. 25, 1789, the first U.S. Congress approved 12 amendments to the Constitution and sent them off to the states for ...

A future senator from New York marked changes on the document, which Christie’s plans to sell at auction early next year.

If there is a silver lining in these dark days for American democracy, it is the pressure test that President Trump and his allies are putting on the Constitution. They are revealing loopholes, gaps ...

The National Archives show includes the rarely displayed fifth page of the U.S. Constitution featuring the signature of ...

September 17, 1787 was the day the United States Constitution was officially adopted. The foundational document has guided ...

Nearly 240 years ago on Sept. 17, 1787, 39 delegates gathered at the Constitutional Convention in Philadelphia to sign the ...

The Laser Interferometer Gravitational-wave Observatory (LIGO) is responsible for the detection of supernovae, black holes and many other cosmic wonders. It is also the world’s largest gravitational ...