The Apocalypse rules pop culture. Half the biggest literary novels these days are apocalyptic, and meanwhile The Walking Dead is a huge hit. Post-apocalyptic stories are what space opera was in the Space Age. But what are they about? Here are 10 types of apocalypses, and what they each signify.
The Moon is an almost completely still world, its eternal peace and quiet disrupted only by the occasional meteor or Apollo astronaut. But we now know there's plenty of magma inside the Moon. So why are there no volcanoes?
Earth runs on massive amounts of heat, enough to melt iron in the core and create our magnetic field, enough to power the constant movement of plate tectonics. Where all this heat comes from is a mystery...but we're getting closer.
The inner core of our planet is roughly as big as the Moon, and we can only guess what's going on deep inside our planet. We might now have an answer...and it's even more volatile and weird than we thought.
The universe can be a brutal place, as entire galaxies are ripped apart in cataclysmic collisions. No traces of the old galaxies are left behind, except for a few out-of-place stars, stubbornly orbiting the wrong way in their new galaxy.
This fuRo Core personal transport from the Chiba Institute of Technology is 6'6″ and 507 lbs. Core developer Takayuki Furuta suffered from spinal cord disease when he was younger and was inspired by Astro Boy to study robotics.
1800 miles underground lies a mysterious zone between the Earth's mantle and core. Nobody is quite sure what's down there, but new evidence suggests the area reaches temperatures of 7000 degrees Fahrenheit, meaning it could be a vast magma ocean.