If you watch the New Year’s festivities from New York, you know that they mark midnight with the dropping of a big, gaudy ball. You might assume this was just an arbitrary gimmick, but it ...

During the Cold War, American and Soviet scientists embarked on an unprecedented quest to contact extraterrestrials. But ...

The air quality index measures PM2.5, less than 2.5 microns particles, to determine the intensity of air pollution in cities.

Trump’s freeze on aid to South Africa caps years of growing tension over everything from Russia and China to Israel.

While serving as vice president, Vance's official residence will be located at the United States Naval Observatory in Washington, D.C., according to the White House. Where does the vice president live ...

The ESA/NASA Solar and Heliospheric Observatory (SOHO) has officially discovered 5000 comets. Comet number 5000 was spotted ...

Former Vice President Al Gore has put his longtime Arlington, Va., home up for rent for an eye-watering $9,000 a month-more than two decades after he retreated to the property after losing the 2000 ...

Elon Musk's puritanical purge of US federal government bodies he doesn't agree with has reached 18F, a digital operations ...

The United States Navy maintains an edge when it comes to sheer numerical superiority over most nations. When you have a proud naval tradition like the United States, that means fielding the most ...

An image of the solar system orbiting the Sun is seen at Solaris, Israel's new solar observatory, in Isfiya. (photo credit: Idan Media/GPO) Israel has just launched its first-ever solar ...

As the director of the Vatican Observatory, known informally as “the pope’s astronomer,” he has just published his 13th book — “A Jesuit’s Guide to the Stars: Exploring Wonder ...