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meteorites

Matthew Genge in a yellow shirt and gray jacket seated at a microscope.
Q&A

What Dust From Space Tells Us About Ourselves

February 4, 2021

Micrometeorites constantly fall on every corner of Earth. Matthew Genge is using these shards of interplanetary space to understand Earth and its place in the solar system.

Q&A

The Woman Who Gets Called When a Piece of Mars Falls From the Sky

December 18, 2018

Planetary geologist Meenakshi Wadhwa uses Martian meteorites to trace the history of our solar system.

Abstractions blog

A Quasicrystal’s Shocking Origin

July 8, 2016

By blasting a stack of minerals with a four-meter-long gun, scientists have found a new clue about the backstory of a very strange rock.

Physics

In a Grain, a Glimpse of the Cosmos

June 13, 2014

When scientists traced a museum rock back to its origins, they uncovered mysteries about the early solar system.