Greek astronomer Dimitrios Psaltis was instrumental in the gigantic effort to take mankind's first-ever image of a black hole ...

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

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

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

Adding a new member to your family (and picking out the perfect baby name) is already a magical experience, so why not look ...

Simply put, pi is a mathematical constant that expresses the ratio of a circle’s circumference to its diameter. It figures into numerous formulas used in physics, astronomy, engineering and other ...

All winter long I’ve been meaning to write about the little constellation Aries the Ram, and finally on this last weekend of ...

Pi Day is Friday, March 14. The relatively new holiday is a celebration of the mathematical calculation pi, or the infinite ...

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