The Tonga Volcanic Eruption Was So Powerful It Sent Ripples Out Into Space

The ongoing volcanic eruption in Tonga began in December 2021, but it wasn’t until 5:15 pm local time on January 15, 2022, that the powerful explosion occurred. It generated an enormous cloud of ash, earthquakes, and tsunamis that reached as far as the distant coastlines of Peru on the other side of the Pacific.   … Read more

The Tiny Dots in This Image Aren’t Stars or Galaxies. They’re Black Holes

The image above may look like a fairly normal picture of the night sky, but what you’re looking at is a lot more special than just glittering stars. Each of those white dots is an active supermassive black hole.   And each of those black holes is devouring material at the heart of a galaxy … Read more