Human aging is not what natural selection failed to prevent. It is what happens when selection simply has nothing left to act ...

For all of human history, reproduction has relied on a simple biological formula. Sperm meets egg. They fuse, they divide, ...

The heady scent of tea tree is one of the iconic smells of the Australian bush. And the essential oils derived from tea trees ...

Most human pregnancies result in one baby because hormone feedback quickly limits egg selection, a new study explains.

Explore the ethical, social, and philosophical dilemmas of human cloning. Understand the implications of reproductive and therapeutic cloning, identity, consent, and the moral questions of copying ...

Scientists analyze 22,000 genomes documenting hundreds of genetic changes due to natural selection over the past 10,000 years ...

The market for dietary supplements is booming like few other industries. This includes mineral capsules or drinks with added ...

There’s more history in your blood types than you think, and it didn’t begin with humans. Here’s what we know about them, ...

As more prescription and illicit drugs enter our waters, scientists are trying to understand what the consequences are for ...

A massive study of ancient DNA from nearly 16,000 people across more than 10,000 years in West Eurasia reveals that natural ...

The human immune system is finely tuned to detect and destroy viral threats. But this same defense system can misfire. When ...