An international study changes the view that exposure to the toxic metal lead is largely a post-industrial phenomenon. The ...

Lead exposure remains a public health issue around the world, even after decades of remediation efforts. According to the ...

Lead has been affecting humans for over 2 million years. Scientists believe that this metal could affect brain development, ...

What makes the human brain different from that of other primates has long been a question. A new study suggests that the ...

For more than a century, scientists have been piecing together the puzzle of human evolution, examining fossil evidence to ...

Life on Earth began in a way that still boggles the mind. Around 4.5 billion years ago, a chemical process called abiogenesis occurred, where life emerged from non-life. Imagine a hot, watery mix of ...

Long before industry, our ancestors faced toxic metals, including lead. This exposure may have shaped the evolution of human ...

The findings have the potential to resolve the longstanding "Muddle in the Middle" of human evolution, researchers said.

By tracing when variations in the human genome first appeared, researchers have found that advances in cognitive abilities ...

Learn more about the differences between Lebanese and Italian tools, which contradict the theory that modern human migrations spread a single stone tool culture from the Near East to Europe.

For thousands of years, humans have selectively bred dogs to fulfill specific roles, ranging from guarding and hunting to herding and companionship. This deliberate shaping of traits has resulted in ...