The discovery of a new tektite-strewn field in northeastern Brazil points to a large meteorite impact—but geologists have yet ...

Scientists uncovered a vast field of tektites in Brazil—a rare type of natural glass forged in the aftermath of meteorite impacts. The field stretches across 560 miles (900 kilometers) and dates back ...

The chemical makeup of mineral inclusions preserved in impact glass hints at the site of a missing impact crater. Tektites are natural glass formed when debris falls back to Earth after a meteorite ...

Tektites are natural glass formed from terrestrial debris falling back to Earth after a meteorite impact. Based on their distribution and chemical composition, researchers mapped out four large strewn ...

A team of researchers has discovered a field of tektites in Brazil, providing evidence of a powerful meteorite impact that occurred approximately 6 million years ago. This field contains natural ...

For the first time ever, scientists have uncovered a vast field of tektites in Brazil — mysterious glassy fragments forged when a powerful extraterrestrial object slammed into Earth about 6.3 million ...

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Tektites are naturally occurring glasses that are produced when earthly matter is melted at extremely high temperatures resulting from meteor impacts and is propelled into the atmosphere before ...