All RNA and DNA Base Types Are Found in Meteorites, Study Claims
The discovery could add weight to the hypothesis that the building blocks of life on Earth originally came from space, but some scientists note the possibility of contamination.
All RNA and DNA Base Types Are Found in Meteorites, Study Claims
All RNA and DNA Base Types Are Found in Meteorites, Study Claims
The discovery could add weight to the hypothesis that the building blocks of life on Earth originally came from space, but some scientists note the possibility of contamination.
The discovery could add weight to the hypothesis that the building blocks of life on Earth originally came from space, but some scientists note the possibility of contamination.
Electrical storms, rather than meteorites as scientists had previously thought, could have unlocked phosphorus necessary for the development of ancient life, according to a new study.
The massive rock that smashed into Earth 66 million years ago killed off many dinosaur species, but the animals were in steady decline for millennia before the cataclysm, researchers report.