It's presumed someone with idiopathic arrhythmia wouldn't do well in an atmosphere where a rocket is leaving the Earth's gravity. In addition to his condition, Howard was always very open about his ...

Scientists have identified a new class of cosmic explosions, dubbed "extreme nuclear transients" (ENTs), that represent the most energetic events observed in the universe, perhaps since the Big Bang ...

A radical new theory regarding the origin of the universe suggests that gravitational waves, tiny ripples in spacetime first ...

A new space telescope will help scientists look back in time at the origin of our universe and the galaxies and planetary systems that have populated it ever since. The mission will further our ...

Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the long-running Hubble tension. Galaxy counts reveal a sparsely populated ...

Until now, scientists thought stars and galaxies formed first, and black holes appeared later after the earliest stars ran ...

Being on a hit TV show may come with fame and fortune — but stars are also required to act a certain way while filming. From not ad-libbing their lines to being clean-shaven, "The Big Bang Theory" ...

"Challenging long-held assumptions is essential to scientific progress." A team of scientists is proposing a bold alternative to the Big Bang theory, suggesting that our universe may have formed ...