Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

Non-mixing layers of water and hydrocarbons thousands of miles deep could explain the icy planets’ strange magnetic fields.

Volcanologists are closely monitoring the 11,070-foot-tall stratovolcano, located roughly 75 miles from Anchorage, after a recent uptick in earthquakes ...

Mount Etna, standing around 3,300 meters (10,800 feet) high, erupts with smoke streaming from its summit and lava spilling from the new “Bocca Nuova” crater, according to Reuters.

The recent earthquake swarm near Santorini has brought the topic of volcanoes in Greece back into the spotlight.

Kilauea, one of the world's most active volcanoes, has been erupting on and off since Dec. 23. It erupted again on Tuesday (Feb 11), for the ninth time.

You might want to visit Epic Universe just for the food and drink, alone. Here's what you need to know to plan your meals ...

Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may not be the full picture.