Violent supernovas may have caused two of Earth’s largest mass extinctions that have never ... The supernova idea needs its iridium equivalent, iron-60 or plutonium maybe?” ...

Deaths of nearby massive stars may have played a significant role in triggering at least two mass extinction events ... influx of the radioactive isotope iron-60 in cosmic dust collected from ...

VATICAN, Holy See — The Vatican released the first photograph of Pope Francis on Sunday since his hospitalization over a month ago, showing the pontiff celebrating mass earlier in the day from ...

Iron is a mineral that plays a key role in many bodily functions, from forming red blood cells to transporting oxygen and supporting our immune system. It's one of the most important nutrients out ...

WASHINGTON, March 14 (Reuters) - NASA on Friday said it received a one-week deadline extension to submit its plans for mass layoffs to the top U.S. personnel agency given the number of high ...

Formed under intense pressures, the newly discovered compound packs helium atoms into crystalline iron, researchers report February 25 in Physical Review Letters. The compound joins a short list ...

Blood test results showed that Ryan had iron deficiency anaemia. Looking back, there had been other signs. Despite regularly working out, Ryan had suddenly started to feel winded on routine hikes.

Amid outcry from Catholics over a “black mass” slated to take place at the Kansas state capitol building on March 28, Gov. Laura Kelly on Wednesday said she has “limited authority” to ...