Seleucus of Seleucia was an ancient astronomer who defended heliocentrism, arguing that Earth orbits the Sun and rotates on ...

Archeologists have discovered a 2,000-year-old ancient port underwater in a major breakthrough. The discovery was made in the ancient Greek city of Asini, near the coastal village of Tolo on the ...

Science uses careful, organized observations and tests to construct theories that are recorded, passed on to others and built ...

One of the most fascinating astronomical phenomena is the blood moon, an event that occurs during a total lunar eclipse when the Moon takes on a reddish hue. This celestial spectac ...

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People in the U.S. can check exact moonrise times through The Old Farmer’s Almanac and use weather forecasts to find the best viewing conditions. Astronomers recommend heading to a dark location away ...

On March 17, 1821, the Mani Peninsula stood at the forefront of the Greek Revolution as the people of Areopoli raised the banner of freedom, declaring “Freedom or Death” and igniting the fight for ...

The Pleiades, Ptolemy's Cluster, the Large Magellanic Cloud — here's how to center the sky's brightest deep-sky wonders in ...