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evolution

Latest Articles

Art for "Ancient DNA Yields Snapshots of Vanished Ecosystems"
genomics

Ancient DNA Yields Snapshots of Vanished Ecosystems

By Monique Brouillette
May 29, 2019
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Surviving fragments of genetic material preserved in sediments allow scientists to see the full diversity of past life — even microbes.

Art for "In Ecology Studies and Selfless Ants, He Finds Hope for the Future"
Q&A

In Ecology Studies and Selfless Ants, He Finds Hope for the Future

By Claudia Dreifus
May 15, 2019
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For more than six decades, the influential biologist Edward O. Wilson has drawn connections between evolution, ecology and behavior, often sparking controversies inside and outside of science.

Art for "Rapid Oxygen Changes Fueled an Explosion in Ancient Animal Diversity"
Abstractions blog

Rapid Oxygen Changes Fueled an Explosion in Ancient Animal Diversity

By Jonathan Lambert
May 9, 2019
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Skyrocketing animal diversity a half-billion years ago was linked to spikes and dips in marine oxygen levels, according to a detailed geological study.

Art for "Icefish Study Adds Another Color to the Story of Blood"
evolution

Icefish Study Adds Another Color to the Story of Blood

By John Rennie
April 22, 2019
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The rainbow of pigments that animals use for blood illustrates a central truth of evolution.

Abstractions blog

Viruses Have a Secret, Altruistic Social Life

By Viviane Callier
April 15, 2019
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Researchers are beginning to understand the ways in which viruses strategically manipulate and cooperate with one another.

Art for "Researchers Rethink Ancestry of Complex Cells"
evolution

Researchers Rethink the Ancestry of Complex Cells

By Christie Wilcox
April 9, 2019
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New studies revise ideas about the symbiosis that gave mitochondria to cells and about whether the last common ancestor of all eukaryotes was one cell or many.

Art for "New Squid Genome Shines Light on Symbiotic Evolution"
evolution

New Squid Genome Shines Light on Symbiotic Evolution

By Laura Poppick
February 19, 2019
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Researchers hope that the genes of a glowing squid can illuminate how animals evolved organs for beneficial bacteria.

A row of skulls ending with homo sapiens, foreground, found at The Smithsonian Museum of Natural History’s Hall of Human Origins.
Abstractions blog

Artificial Intelligence Finds Ancient ‘Ghosts’ in Modern DNA

By Jordana Cepelewicz
February 7, 2019
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With the help of deep learning techniques, paleoanthropologists find evidence of long-lost branches on the human family tree.

Art for "Fragile DNA Enables New Adaptations to Evolve Quickly"
evolution

Fragile DNA Enables New Adaptations to Evolve Quickly

By Viviane Callier
February 5, 2019
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If highly repetitive gene-regulating sequences in DNA are easily lost, that may explain why some adaptations evolve quickly and repeatedly.


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