Astronomers Search for the Sun’s Long-Lost Solar Siblings
While a family reunion is highly unlikely, Australian and European astronomers are still trying to find our Sun’s long-lost solar siblings which are now scattered throughout the sky. To do so, the scientists examined the of some 350,000 stars in the Milky Way – as though they were mapping each star’s DNA. The sun was […]
People Trust Audio/Video Material With High Sound Quality
When watching or listening to news or information reports, a new study published in Science Communication finds audio quality plays an important role in whether the listener will believe the speaker and trust the source of the material. The study authors are Eryn Newman from UCLA and the Australian National University and Norbert Schwarz from […]
Nearby Supernovae Showered Earth and Moon With Radioactive Iron
Artist Animation of Star Explosion (NASA/JPL/Australian National University) Two new studies suggest radioactive bits of a nearby star or stars that exploded into a supernova or supernovae showered the Earth and Moon with radioactive iron a couple of million years ago. Both studies found the stellar evidence in concentrations of an isotope of iron called […]