On July 17, 1945, Manhattan Project scientist Leo Szilard writes a petition to U.S. President Harry S. Truman—signed by 70 Manhattan Project scientists—asking him to refrain from using atomic weapons ...

UNITED STATES - AUGUST 29: Aerial view of the Pentagon building. U.S. government spending on artificial intelligence has exploded in the past year, driven by increased military investments, according ...

Renewable energy use in the U.S. has doubled in the past decade, with state-level contributions varying. Some states produce over half their electricity from renewables, targeting 100% clean energy ...