Many of the body's biggest flaws are the result of evolution building on old designs instead of starting over. Our spine, ...

Stacker compiled a list of facts you may not know about 25 major organs and what do for your body. Read on to see what you ...

Each year, doctors treat more than 6 million bone fractures in the United States. And while it takes only a few seconds for a bone to break, the processes that keep your bones strong and allow them to ...

These snakes can go for months without eating, grow and shrink the size of their hearts and jump start their metabolism on a ...

Your lymphatic system filters waste, runs your immune defense and has no pump. Here's what doctors say keeps it moving.

Reproductive biology, human behavior, and economic incentives explain many of the disparities attributed to systemic ...

Scientists say they have built a cell from scratch for the first time that can feed, grow and replicate like a natural cell. This breakthrough in synthetic biology could usher in an era of ...

Understanding the complex communication between the brain and peripheral systems has become central to human neuroscience. Recent research highlights that ...

Engineers have developed a new way to monitor how tiny lab-grown human heart tissues beat—by effectively "listening" to the ...

Why does anxiety hit your body so fast? Explore how fight, flight, and freeze responses shape your physical symptoms and why they’re not as dangerous as they feel.

Morningstar Quantitative Ratings for Stocks are generated using an algorithm that compares companies that are not under analyst coverage to peer companies that do receive analyst-driven ratings.

Picture a mouse taking rapid, staccato sniffs of a crumb it's found while foraging for food. Now compare that with a human leaning in for a single, deep inhale to gauge whether a cantaloupe is ripe.