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life on earth

See how energy from our young sun – 4 billion years ago -- aided in creating molecules in Earth's atmosphere that allowed it to warm up enough to incubate life.

Violent Solar Flares Triggered Life on Earth

May 24, 2016 06:22 AM EDT

Astronomers believe that violent solar storms sent energetic solar particles towards Earth, creating a greenhouse effect in the atmosphere, thus making suitable conditions for life.

Scientists Claim to Have Uncovered Tree of Life for More Than 2 Million Species

Benjie Batanes |

Sep 21, 2015 08:05 AM EDT

A group of scientists have published an initial version of a "Tree of Life," which they claim can trace the existence of more than 2 million species ranging from microbes to plants and animals.

Scientists Rewrite Evolutionary History of Life on Earth

Ana Verayo |

Sep 06, 2014 08:04 AM EDT

Scientists from India and Ireland have discovered ancient soil in India that shows evidence of weathering and oxygenation patterns that dates back three billion years ago.