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From fish harvests to cottonwood forests, organisms display evidence that species change can occur on timescales that can influence ecological processes.

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Guppies transplanted between different communities in Trinidadian streams evolved in response to changes in predation threat in just a few generations.

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By analyzing the genomes of 161 dog breeds, scientists discover how and when certain canine breeds emerged.

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The state’s board of education approves new standards that ease up on having students dig into scientific issues relevant to “intelligent design” arguments.

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image: <em>The Scientist</em> at the March for Science in Washington, DC: April 22, 2017

The Scientist at the March for Science in Washington, DC: April 22, 2017

By and | April 23, 2017

Thousands of scientists and science supporters marched from the Washington Monument to the US Capitol this weekend.

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image: Science March Sights and Signs

Science March Sights and Signs

By , , , and | April 22, 2017

Thousands of people around the world gathered to show support for science today. Here’s a sampling of sights and signs from the Marches for Science in Berlin, Chicago, and Washington, DC.

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image: TS Picks: April 20, 2017

TS Picks: April 20, 2017

By | April 20, 2017

March for Science edition

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image: New Giant Virus Group Reported

New Giant Virus Group Reported

By | April 6, 2017

A genomic analysis of “Klosneuviruses” suggests that they evolved from small viruses that accumulated genetic material over time, but not all virologists are convinced. 

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image: Study: Diet Contributes to Brain Size

Study: Diet Contributes to Brain Size

By | March 30, 2017

The results of a historical primate behavior analysis suggest that species with fruit-filled diets evolved larger brains.

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image: Dinosaur Phylogenetic Tree Shake-Up

Dinosaur Phylogenetic Tree Shake-Up

By | March 24, 2017

An analysis of 74 dinosaur species leads a group of researchers to reorganize the extinct animals’ evolutionary history.

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