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Comets contributed to Earth’s atmosphere, says study of 3 billion-year-old minerals

Scientists have revealed that some of Earth's atmosphere may have been brought to the planet by comets billions of years ago. The mystery of how...

Extraterrestrial impact preceded ancient global warming event

A comet strike may have triggered the Paleocene-Eocene Thermal Maximum (PETM), a rapid warming of Earth caused by an accumulation of atmospheric carbon dioxide...

Rosetta’s comet contains ingredients for life

Ingredients crucial for the origin of life on Earth, including the simple amino acid glycine and phosphorus, key components of DNA and cell membranes,...

First Ever Evidence of a Comet Striking Earth

The first ever evidence of a comet entering Earth's atmosphere and exploding, raining down a shock wave of fire which obliterated every life form...

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