Latest Mark Showalter Stories
According to NASA, the Hubble Space Telescope has revealed that Neptune has been hiding another moon, bringing the total count of moons orbiting the planet to 14.
A new Brigham Young University study found that 16-18 year olds perform better academically when they shave about two hours off that recommendation.
Like forensic scientists examining fingerprints at a cosmic crime scene, scientists working with data from NASA's Cassini, Galileo and New Horizons missions have traced telltale ripples in the rings of Saturn and Jupiter back to collisions with cometary fragments dating back more than 10 years ago.
A new study shows that the number of hours physicians spend on the job each week is influenced by the fear of malpractice lawsuits.
To the surprise of astronomers, NASA's Hubble Space Telescope has photographed a pair of new rings around the distant planet Uranus. The largest is twice the diameter of the planet's previously known rings.
- totally perplexed and mixed up.