BriefTea
Every story in sixty words
Get the free app no ads · no paywallExplained in plain English
Tectonic plates are always on the move, but it's a slow dance, typically at speeds similar to how fast your fingernails grow – around 2 to 10 centimetres per year. This constant, gradual motion builds up immense stress, which, as we saw with the Colombia earthquake, is eventually released in sudden, powerful jolts.
Questions this opens up
What causes tsunamis? Can we predict earthquakes? What is plate tectonics?Related explainers
Why do plates move? How do building codes work? How do buildings cope? What causes earthquakes? What are early warning systems? How are earthquakes measured? What is the 'Ring of Fire'? How does soil type affect damage?The full catalogue
Browse every card filed under F →We would like to count visits and see which links bring readers here. That means storing a random ID in your browser. No cookies, no ads, no profile. How it works.