A new evolutionary theory suggests that some asexual parasites may temporarily be able to infect a wider range of hosts as harmful genetic mutations build up. In a paper published in Trends in ...

For a long time, evolutionary biologists have thought that the genetic mutations that drive the evolution of genes and proteins are largely neutral: they're neither good nor bad, but just ordinary ...

A major research study is challenging one of evolution’s most influential ideas: that most genetic changes that become permanent are essentially neutral. Researchers at the University of Michigan ...

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A recent study published in Evolutionary Psychology suggests that a neighborhood’s economic and demographic conditions can ...

A review examines the prevailing theory of cancer evolution. The authors highlight both practical and theoretical limitations of the clonal model of cancer evolution and propose areas for improving ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The story of how us humans—and other mammals—got our noses may have ...

Ancient fossilized babies of crocodile-like predators are rewriting evolutionary history. Previously, scientists believed ...

In the article "To Effectively Discuss Evolution, First Define 'Theory'" in the May 12 issue of The Scientist (R. Lewis, page 13), it was stated that the term "theory of evolution" should be replaced ...