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How did the first cells form on Earth? Scientists think they finally figured it out
About 4 billion years ago, Earth began to show signs of the conditions that allowed the first cells to take hold and populate ...
Early Earth's first crust composition discovery rewrites geological timeline
Researchers have made a new discovery that changes our understanding of Earth's early geological history, challenging beliefs ...
NASA astronauts speak to media for first time since returning to Earth
NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore are adjusting to life back on Earth after spending more than ...
Scientists redid an experiment that showed how life on Earth could have started. They found a new possibility
New research suggests “microlightning” exchanges among water droplets in Earth’s early atmosphere may have sparked the ...
All Life on Earth Comes From One Single Ancestor. And It's So Much Older Than We Thought.
Life on Earth had to begin somewhere, and scientists think that “somewhere” is LUCA—or the Last Universal Common Ancestor.
NASA Astronauts Get Used to Life on Earth After Orbital Saga
Hugs with family, grilled cheese and sneaking in a run—the NASA astronauts who were posted up in orbit for months are getting ...
Nasa astronauts back on Earth: What did they miss most?
Nasa astronauts Butch Wilmore and Suni Williams describe what's strange about being back on Earth after so long in orbit, ...
‘Microlightning’ May Have Sparked Life on Earth, New Research Suggests
The Miller-Urey hypothesis is based on a famous 1952 experiment in which researchers successfully formed these organic molecules by applying an electrical current to a mixture of water and Earth’s ...
CNN5d
Scientists redid an experiment that showed how life on Earth could have started. They found a new possibility
While some scientists support the notion of electrically charged beginnings for life’s earliest building blocks, an alternative abiogenesis hypothesis proposes that Earth’s first amino acids ...