Fossil fuels powered the industrial revolution. Would aliens need a similar power source to jump-start a technical revolution ...

Plate tectonics is the theory that Earth's outer layer is made up of plates, which have moved throughout Earth's history. The theory explains the how and why behind mountains, volcanoes ...

The movement of the plates creates three types of tectonic boundaries: convergent, where plates move into one another; divergent, where plates move apart; and transform, where plates move sideways ...

Yet this is one tricky puzzle to put together as the pieces made of the planet’s crust and squidgy-ish mantle, called tectonic plates, are always on the move. As they pull apart, crash together ...

Long back, a large collection of material masses coalesced and formed the Earth – it was a single crust or plate with no ...

To learn why, where, and how earthquakes happen, you need to familiarize your students with the interior of the Earth and a model called plate tectonics. The engine behind the earthquake machine ...