The universe

New research suggests that tiny primordial black holes could be hollowing out planets and passing through everyday objects, maybe even you and your cat!

A tiny asteroid measuring some 27 inches (70 cm) wide was detected on a collision course with Earth above Siberia. It is expected to burn up harmlessly on the morning of Dec. 3, 2024.

Active volcanoes were erupting on the far side of the moon 2.8 billion years ago, the first lunar samples returned from the far side reveal. 1

An asteroid hitting a neutron star could release enough energy to power humanity for 100 million years, more than enough to explain fast radio bursts!

The Big Bang may not have been the origin of the universe's most mysterious matter. Instead, dark matter could have been created in a second creation event, a "Dark Big Bang."

Energetic particles that arise when cosmic rays hit Earth’s atmosphere could help assess hidden damage to buildings in Ukraine after the war.

Data processing for NASA's Solar Dynamics Observatory and IRIS probe are down for a while, thanks to a burst water pipe in a server room used by the missions.

The European-Japanese BepiColombo probe made a close flyby of Mercury on Dec. 1, 2024 and captured an image of the planet.

New research suggests that Venus may never have possessed liquid water oceans. That would mean "Earth's evil twin" was always hostile to life.

Years after the collapse of the Arecebo telescope data from the radio observatory has helped SETI scientists probe the characteristics of pulsars, cosmic lighthouses powered by dead stars.