Facebook users flagged a story this week as prospective codswallop, bearing the headline “A rock that was used as a doorstop for the past 30 years turns out to be a meteorite valued at $100K.” The ...

Part of my personal cosmic journey will come to an end on July 22, 2023, when my private meteorite collection is sold by Heritage Auctions of Dallas. I became entirely smitten with meteorites at the ...

That’s going to leave a dent.

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 ...

A meteorite that fell in Germany in 1724 contains a form of silica that conducts heat in a stable manner and baffles physicists.