The mathematical principles of Ptolemy’s Planisphaerium enabled the projection of the three-dimensional universe onto a flat ...

Replacing a $75,000 salary with dividends means replacing a real skilled-worker paycheck, the kind earned by many nurses, ...

Like many of my patients, I have always dreamed of being a professional athlete. That dream was never realistic for me, and many decades into my life, any athletic feat is a cause for celebration. But ...

In a sweeping move that could ripple across the United States, the Los Angeles Unified School District has vowed to curb student screen time in classrooms, shifting away from laptops and tablets and ...

A new image from the Artemis II Orion spacecraft, currently en route home from its journey to the Moon, reveals Earth for what it is: a glorious sphere. This is news because an alarming number of our ...

Members of the San Carlos Apache Tribe gathered at the U.S. Capitol to protest a proposal a proposed copper mine at Oak Flat, a site they consider sacred. (2015 file photo by Jamie Cochran/Cronkite ...