The theory of evolution by natural selection was first formulated in Darwin’s book “On the Origin of Species” in 1859. It describes how organisms change over time as a result of changes in heritable ...

Evolution is hard to model mathematically, but a new study may have found a way to do just that with some inspiration from an unlikely source.

A quiet neighboring species changed how sticklebacks select their mates. Just one new species can alter the path of their ...

Groundbreaking research shows that as men age, harmful genetic mutations in sperm become more common—not just from random ...

Some animals aren’t just lucky, they’re biological masterpieces of adaptation. These creatures thrive in extreme conditions ...

A 4.4-million-year-old Ardipithecus fossil named "Ardi" shows early humans walked upright, keeping ape-like climbing ...

These "imposter crabs" have evolved independently through natural selection, as a rounded shell and signature sideways ...

National Geographic’s top wildlife photos arrive at the Momentary Nov. 22, showcasing nature’s beauty and photography’s ...

Therefore, female birds have a greater genetic vulnerability, which explains why males tend to live longer in this class. But ...

By providing students with time to draw and discuss leaves, teachers can help them learn to observe deeply and connect with ...

In 2019, a group of researchers in Japan published a study that promised the potential to revolutionize sex selection for ...

The news that native bees are cut from a different cloth has important implications for conservation practices and may also ...