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image: Life Before 4 Billion Years Ago?

Life Before 4 Billion Years Ago?

By | October 20, 2015

A new estimate of the origin of life on Earth pushes back the date by 300 million years.

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image: Early Code

Early Code

By | June 3, 2015

New research points to key properties of transfer RNA molecules and amino acids that may have supported the origin of life on Earth.

2 Comments

image: Contributors

Contributors

By | June 1, 2015

Meet some of the people featured in the June 2015 issue of The Scientist.

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image: New Legs to Stand On

New Legs to Stand On

By | June 1, 2015

Reconstructing the past using ancient DNA

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image: On the Origins of Life

On the Origins of Life

By | March 17, 2015

A new experimental system demonstrates that precursors of ribonucleotides, amino acids, and lipids may have simultaneously arisen from the same prebiotic chemistry.

4 Comments

image: From the Feature Well

From the Feature Well

By | December 30, 2014

A review of The Scientist’s 2014 special issues, highlighting trending areas of research across the life sciences

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image: Comet Lander Finds Organic Matter

Comet Lander Finds Organic Matter

By | November 19, 2014

Although Philae’s active life on a comet lasted just a few days, it has confirmed what many had suspected: organic molecules are present.

2 Comments

image: Early Animals Oxygenated Oceans

Early Animals Oxygenated Oceans

By | March 11, 2014

Researchers suggest that ancient animal species helped oxygenate Earth’s oceans, paving the way for complex life forms to evolve.

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image: Let There Be Life

Let There Be Life

By | March 1, 2014

How did Earth become biological?

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image: Summoned From the Depths

Summoned From the Depths

By | March 1, 2014

Geobiologist Roger Summons analyzes organic material in rocks found deep inside Earth, looking for evidence of how life originated and evolved on our planet—and possibly on Mars.  

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