Illustration of meteorite shower heading for earth
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.
ABOVE: © ISTOCK.COM, RATPACK223
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.

ABOVE: © ISTOCK.COM, RATPACK223

meteorite

lightning, life, Earth, meteorite, phosphorous, fulgurite, schreibersite, DNA, RNA, microbes, evolution
Lightning Might Have Sparked Early Life on Earth
Asher Jones | Mar 17, 2021
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.
Image of the Day: Meteorite Under the Scope
Emily Makowski | Oct 1, 2019
Artist Carol Roullard specializes in microcrystal photography.
Study: Dino Populations Were Waning Before Wipeout
Bob Grant | Apr 19, 2016
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.
Point of Impact
Erin Weeks | Sep 16, 2013
The collision of comets and icy surfaces can spur the formation of amino acids.
Meteorite hints at life’s origins
Tia Ghose | Jun 9, 2011
As debate continues to swirl around arsenic-loving bacteria, a space rock yields new astrobiological clues.