An artist's rendering of a black hole

Ancient Black Hole Challenges Our Understanding of the Early Universe

The Big Bang theory is not threatened, but astrophysicists have some explaining to do.
An active sun

The Carrington Event of 1859 Disrupted Telegraph Lines. A “Miyake Event” Would Be Far Worse

We don't know what causes Miyake events, but these great surges of energy can help us understand the past—while posing a threat to our future.