Results tagged “meteorites”

Scientists have found that 4.02 billion year old silica-rich felsic rocks from the Acasta River, Canada - the oldest rock formation known on Earth - probably formed at high temperatures and at a surprisingly shallow depth of the planet's nascent crust.

A diagnostic tool, similar in theory to those used to non-invasively image internal organs could be equally effective at "triaging" extraterrestrial rocks and other samples before they are shipped to Earth for further analysis.

Thinking small has enabled an international team of scientists to gain new insight into the evolution of planetary building blocks in the early solar system.

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