For decades, society has placed the concept of the “biological clock” squarely on women’s shoulders. We’ve been told tha ...

Scientists created the eggs using DNA from adult skin cells, a step that could someday potentially lead to new ways to treat ...

As humans expand into space, how we'll continue to expand the species remains an important question. Spaceflight has a broad impact on the way our body functions — and that includes our reproductive ...

Chimpanzees, along with bonobos, are humans' closest living relatives. In fact, you may have heard that humans and chimps share 98.8% of their DNA. But is this actually true? And what does "similar ...

Over the course of our long, complicated evolutionary history, humans have seen our brains triple in size, now weighing in at roughly three pounds on average. At some point along the way, humans ...