Latest Lawrence Grossman Stories
Scientists have provided a solution to a 135-year-old mystery in cosmochemistry, saying chondrules may have formed from high-pressure collisions in the early solar system.
Scientists are tracking the violent convulsions in the giant cloud of gas and dust that gave birth to the solar system four and a half billion years ago via a few tiny particles from comet Wild 2.
Scientists have explained how a globe-encircling residue formed in the aftermath of the asteroid impact that triggered the extinction of the dinosaurs. The residue consists of sand-sized droplets of hot liquid that condensed from the vapor cloud produced by an impacting asteroid 65 million years ago.
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