More than a century ago, Darwin reasoned genera with more species would contain more variation within those species.
Newsweek spoke to disability rights activist Adam Pearson about how the disturbing theory still affects us today.
Nieves penitentes on Earth's second highest volcano could offer insight in the search for extraterrestrial life.
Even Charles Darwin and Alfred Russel Wallace discussed the unusual black and white pattern of zebras.
Some parents felt the musical "caricatured" Christian views on science.
"Darwinism is a myth," he said.
The rare letter discusses topics only known in one other letter from the famous biologist.
Microbial life was inhabiting the land up to 580 million years earlier than previously thought, and originated in an ancient hot spring.
The gene is also important for body size in humans and other animals.
Simon Park created a new cover of Charles Darwin's 'On the Origin of Species' entirely from bacteria.
Many of the biggest challenges in the modern world involve science, so doesn't it make sense to hear what the presidential candidates think…and know?