MS-ESS2-2
Construct an explanation based on evidence for how geoscience processes have changed Earth's surface at varying time and spatial scales.
- Earth
The quake that shook up geology
North America’s biggest earthquake struck 50 years ago. Here’s what science has learned about Earth since the 1964 Great Alaskan Earthquake.
- Environment
Does lightning sculpt mountains?
A new study sparks debate about how much rubble on a mountainside has been blasted loose by powerful bolts from the sky.
- Earth
Explainer: Ice sheets and glaciers
Ice sheets and glaciers give scientists clues about climate change.
- Earth
Explainer: Antarctica, land of lakes
There are many, although they tend to be buried under rivers of ice.
- Earth
Big rocks’ balancing acts
Scientists study how balanced boulders resist falling over — and what that may say about earthquakes.
- Earth
Tsunami’s trek traced in the sky
Scientists photograph atmospheric ripples that followed the March tsunami across the Pacific.
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- Earth
Digging into a tsunami disaster
A powerful earthquake under the Indian Ocean changed Earth's surface and spin.
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- Earth
A volcano wakes up
Earthquakes, small eruptions, and a new lava dome unsettle Mount St. Helens.
