Ancient rocks from Greenland, Canada and Hawaii preserve a rare chemical fingerprint that may come from the Earth before the ...

Meteorites and comets likely carried simple amino acid chains to early Earth, which led to the creation of life, scientists confirmed in a series of experiments. It is widely thought that organisms on ...

New research has found that amino acids, the building blocks of life, may have traveled to Earth on interstellar dust grains, ...

Researchers have discovered chemical fingerprints of Earth's earliest incarnation, preserved in ancient mantle rocks. A ...

An iron meteorite from the core of a melted planetesimal (left) and a chondrite meteorite, derived from a ‘primitive’, unmelted planetesimal (right). (Credit: Rayssa Martins/Ross Findlay) (CN) — ...

An asteroid about the size of a small building zoomed past Earth unnoticed by astronomers last week, coming as close to the ...