What's new

seismometer posts

Spotting quakes before the shakes News

by David, 25 May 2022 | 0 comments

Photo of a seismograph needle recording vibrations

Every second counts when a big earthquake hits. As soon as an earthquake sensor picks up the tremor, warnings can be sent over the internet, much faster than the shake travels through the Earth. And now, scientists have found a way to detect big earthquakes fast, maybe even before the ground starts to shake!

Continue reading Spotting quakes before the shakes

Under the surface of Mars News

by David, 29 July 2021 | 0 comments

Cross section illustration through a sphere.

If you dug a hole straight down, what would you find? Earth isn’t just solid rock all the way through. There’s a thin rocky crust floating on the slowly flowing mantle, a liquid outer core and solid metal inner core. It turns out that Mars has a similar internal structure to Earth.

Continue reading Under the surface of Mars

Earth’s heart is like solid gold News

by David, 25 October 2018 | 1 comments

Image of half a sphere with three central glowing layers. The inner core being the brightest.

You might not think about it much, but there’s an amazing planet under your feet. Dig down about 50 kilometres and the rocky crust begins to give way to the hot, soft mantle. Deeper down, the rocks get hotter and runnier, reaching temperatures of thousands of degrees.

Continue reading Earth’s heart is like solid gold

Hovering surprise for earthquake scientists News

by David, 12 May 2017 | 0 comments

A blue helicopter.

Iceland is a remote and beautiful island, brimming with volcanoes. Volcanic eruptions give the Earth an almighty shake, so it’s no surprise that Iceland has lots of earthquake measuring seismometers. But you might be surprised to find out what these instruments are picking up.

Continue reading Hovering surprise for earthquake scientists