YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see how much of a risk the space rock poses.

An active volcano near Alaska's most populated city could be on the brink of eruption, according to scientists who are constantly monitoring a potential threat.

Volcano Watch is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists ...

A near-Earth asteroid as wide as the Statue of Liberty is tall could strike Earth on Dec.22, 2032, alerting planetary defense ...

Kilauea, one of the world's most active volcanoes, has been erupting on and off for nearly two months since it burst to life on Dec. 23. The eruption has been taking place at the the volcano's summit ...

The eruption began at 10:16 a.m. when molten rock broke through the surface inside Halemaʻumaʻu Crater. Within 30 minutes, a vent blasted lava 330 feet (100 meters) high, according to the Hawaiian ...

Kilauea, one of the world's most active volcanoes, has been erupting on and off for nearly two months since it burst to life ...

The Kilauea volcano, one of the most active volcanoes in the world, erupted once more, sending lava more than 300 feet into ...

The Kilauea volcano in Hawaii has erupted and is spewing huge lava plumes over 330 feet high in the ninth burst of activity ...

Hawaii's Kilauea volcano began spewing volcanic activity this week for its 9th time with no injuries or damage reported.