This artist’s impression visualises the massive star gamma-Cas and its small-but-dense white dwarf companion. Credit: ESA / Y ...

Astronomers have finally cracked a decades-old mystery about red giant stars—how material from their deep interiors makes its ...

Adult actor Seth Peterson is dead at 28, his fiance Cyrus Stark, a.k.a. Kobe Marsh, said over the weekend. He didn’t say how ...

For the last few decades, researchers have been studying what the universe looked like in its first seconds. It is generally ...