"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." While most estimates place the current human population at around 8.2 billion, a new study suggests we ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...

The global human population has been climbing for the past two centuries. But what is normal for all of us alive today — growing up while the world is growing rapidly — may be a blip in human history.

Ancient humanity was almost wiped out about 900,000 years ago when the global population dwindled to around 1,280 reproducing individuals, according to a new study. What’s more, the population of ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Fossilized bone ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: While most estimates place the current human ...

Here’s what you’ll learn when you read this story: While most estimates place the current human population at around 8.2 billion, a study suggests we might be vastly underrepresenting rural areas. By ...