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Articles on Evolution

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Luke Allen

Snakes have clitorises

The first description of the snake clitoris may change what we think we know about mating and courtship among the slithering reptiles.
Researchers discovered five new species of black corals, including this Hexapathes bikofskii growing out of a nautilus shell more than 2,500 feet (760 meters) below the surface. Jeremy Horowitz

Scientists discover five new species of black corals living thousands of feet below the ocean surface near the Great Barrier Reef

Black corals provide critical habitat for many creatures that live in the dark, often barren, deep sea, and researchers are learning more about these rare corals with every dive.
Red mitochondria in airway cells become coated with green SARS-COV-2 proteins after viral infection: Researchers discovered that the virus that causes COVID-19 damages lungs by attacking mitochondria. (Stephen Archer)

How COVID-19 damages lungs: The virus attacks mitochondria, continuing an ancient battle that began in the primordial soup

COVID-19 causes lung injury and lowers oxygen levels in patients because the SARS-CoV-2 virus attacks cells’ mitochondria. This attack is a throwback to a primitive war between viruses and bacteria.
Legendrea loyezae, a very rare ciliate that lives in oxygen-free sediments of lakes. James Weiss

How we found microbes rarer than a ticket to the Moon

Microbes are so tiny humans can’t see them without special equipment. But the discovery of 20 new species will help scientists map the evolutionary tree of life.

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