Articles on Evolution

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Health workers get ready to spray insecticide in advance of the 2016 Summer Olympics, in Rio de Janeiro, Brazil, to combat the mosquitoes that transmit the Zika virus in this Jan. 26, 2016 photo. (AP Photo/Leo Correa, File)

Viruses can cause global pandemics, but where did the first virus come from?

Recent discoveries of ancient viruses are helping scientists understand their origins.
Could seeing things in black-and-white terms influence people’s views on scientific questions? Lightspring/Shutterstock.com

The thinking error at the root of science denial

Why do some people reject scientifically accepted ideas? A psychotherapist points to black-and-white thinking as part of the explanation.
Research shows potential for delivering our drugs in ways that would make it harder for antibiotic resistance to evolve and spread. Here we see a close up view of a biofilm of antibiotic-resistant bacteria. (Shutterstock)

‘Drug sanctuaries’ offer hope for a post-antibiotic world

As a post-antibiotic future beckons, how can humanity protect itself against the proliferation of superbugs? Research suggests 'drug sanctuaries' in hospitals could be a promising solution.
Wild grey seal eating a large Atlantic salmon after first peeling back the skin using its teeth and claws. Robert Harris

Sharp claws helped ancient seals conquer the oceans

Northern seals use strong claws to tear apart large prey and this gives us clues about how the earliest seals likely behaved when they first began feeding in water.
Dogs don’t follow the rules on larger animals living longer. Cindy Zhi/The Conversation NY-BD-CC

Curious Kids: Why don’t dogs live as long as humans?

Dogs don't follow the rules on larger animals living longer. A 70kg Great Dane is lucky to reach seven years, but a 4kg Chihuahua can live for 10 years or more.
Watching bacteria and viruses duke it out, evolving to outwit each other. UC San Diego

Discovery of a surprise multitasking gene helps explain how new functions and features evolve

A core idea in molecular biology is that one gene codes for one protein. Now biologists have found an example of a gene that yields two forms of a protein – enabling it to evolve new functionality.

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