Geologists classify volcanoes into three distinct groups: dormant, extinct and active volcanoes. Dormant volcanoes haven't erupted in a long time,…
[/caption] Here on the surface of the Earth, the ground is cool and comfortable. But as you descend into the…
[/caption] The material that erupts out of a volcano starts as magma deep underground. Much of this magma is rock,…
[/caption] This mysterious, giant object existed at…
[/caption] Named after the volcano Stromboli in Siciliy, Strombolian eruptions are one of the most beautiful to watch; and fortunately,…
[/caption] Think about a classic volcanic eruption, with a huge cloud of volcanic ash rising up from a giant cinder…
[/caption] Compact, ultrabright jets at supermassive black holes in active galaxies were already known to pack an impressive punch in radio waves.…
[/caption] Did you happen to catch the view of the crescent Moon and crescent Venus this morning? Ted Judah from…
[/caption] Astronomers have found the most distant signs of water in the Universe to date. The water vapor is thought…