New science from a stunning 2020 Hubble image illuminates the back story behind a shining loop of light.
The Southwestern United States is experiencing the worst drought in the region's history, a new NOAA report finds.
Cave explorers from Oman have become the first people to fully explore the infamous 'Well of Hell' sinkhole in Yemen.
Researchers are set to break the world record for the most precise value of pi, after using an advanced computer to calculate the famous constant to 62.8 trillion decimal places.
The water flowing from a medieval fountain in the Italian village of Fontecchio bubbles with extraterrestrial effervescence.