Astronomers may have solved the mystery behind the source of the enigmatic phenomenon called fast radio bursts, powerful blasts of radio waves from far outside the Milky Way Galaxy that last for mere fractions of a second, with a recently-discovered celestial body that is surprisingly close to our homeread more

The solar system appears to have been traveling through the molecular remnants of ancient supernovae for the past 33,000 years, at least according to the presence of a rare type of iron that shouldn’t even exist on Earth. Born in the fiery collapse of massive stars as they explode into supernovae,read more