A biologist holds a green and golden bell frog, an endangered species, at the research center of Macquarie University in Sydney. Some scientists are using gene-editing tools to try and protect frogs ...

Scientists have discovered the oldest evidence of humans crafting tools from whale bones, dating back roughly 20,000 years. The bones, shaped into narrow projectiles for hunting, were found during ...

In the early 20th century, scientists maintained that one of the fundamental differences between animals and humans is that ...

Humans have become very good at altering the basic building blocks of life to their advantage. Genetically modified foods are available at most grocery stores. Researchers use gene-editing tools every ...