Humanity may not be extraordinary but rather the natural evolutionary outcome for our planet and likely others, according to a new model for how intelligent life developed on Earth.

Darwin's theory of natural selection provides an explanation for why organisms develop traits that help them survive and reproduce.

Roughly 300,000 years ago, our species first appeared on the African landscape before spreading globally and coming to ...

Humans evolved late in Earth history. While this timing inspired the conclusion that humanlike life is a cosmic improbability ...

“Our existence is probably not an evolutionary fluke,” says Jennifer Macalady, a study co-author and microbiology professor ...

For decades, scientists believed that intelligent life was a rare cosmic accident. A new study challenges that idea, arguing ...

Penn State researchers propose that intelligent life on Earth, and possibly elsewhere, may be more likely than previously ...

Darwin's theory of natural selection provides an explanation for why organisms develop traits that help them survive and reproduce.

In 1799, during his explorations along the Orinoco River, German naturalist Alexander von Humboldt “stayed with a local ...

Researchers have made the surprising discovery that a type of gut bacteria has evolved to use one of their enzymes to perform an important function after death. Darwin’s theory of natural selection ...

Darwin's theory of natural selection provides an explanation for why organisms develop traits that help them survive and reproduce.Because of this ...

This study has revealed that an enzyme in E-coli bacteria breaks down the contents of cells into nutrients after death ...