During the 1240s, Richard Fishacre, a Dominican friar at Oxford University, used his knowledge of light and color to show ...

President Trump calling out the Dem senator from Arizona may raise the question: Who is Mark Kelly? Navy captain, astronaut, Gabby Giffords' spouse.

A new study casts doubt on the universe’s accelerating expansion, suggesting dark energy might be weakening over time.

Over the course of billions of years, the universe has steadily been evolving. Thanks to the expansion of the universe, we ...

The sun’s current 11-year activity cycle has already peaked—but extreme outbursts from our star may still be in store ...

What is the baseline for determining the magnitude scale of celestial objects? Why do brighter objects have negative numbers? Dean TreadwayKnoxville, Tennessee The first observer to catalog ...

A storm in space is when you get an enormous burst of energy, called a coronal mass ejection, that will pop off of the sun and blast all the way past Pluto. That comes with a certain polarity, meaning ...

Abstract: A very quick progress in information technologies as well as the telescope creation technologies produce a big volume of astronomical big data as well as high dimensional information. All ...

Abstract: In the case of long-term changing environment, long-term visual localization is a challenging problem in autonomous driving and mobile robots. Due to the influence of season, illumination ...

Democratic Boston Mayor Michelle Wu is heading for a second four-year term, after running unopposed in the Nov. 4 mayoral election. Wu, 40, became the first woman and person of color elected to lead ...