Duke University

How eyes reveal the brain's focus

Whether you're taking a test or walking your dog across a busy street, your ability to tune out irrelevant sights and sounds in the environment—or your openness to detecting potential dangers—is crucial ...

Feb 04, 2015
popularity 5 / 5 (6) | comments 0

Researchers find genetic cues for a big heart

Bigger isn't always better, even when it comes to the body's most vital organs. An enlarged or thickened cardiac muscle can actually force the heart to work harder to pump blood throughout the body, weakening ...

Feb 03, 2015
popularity 5 / 5 (3) | comments 0

Researchers map direct gut-brain connection

After each one of those big meals you ate over the holidays, the cells lining your stomach and intestines released hormones into the bloodstream to signal the brain that you were full and should stop eating.

Jan 06, 2015
popularity 4.9 / 5 (17) | comments 2

Credit score can also describe health status

A credit score doesn't just reduce a person's entire financial history down to a single number and somehow predict their credit-worthiness. It might also be saying something about a person's health status, ...

Nov 17, 2014
popularity 3.3 / 5 (3) | comments 4

How cartilage cells sense forceful injury

We live with the same cartilage—the tissue that connects our joints—for a lifetime. And since we can't readily make new cartilage cells, we had better figure out how to keep what we have healthy.

Nov 10, 2014
popularity 4.2 / 5 (6) | comments 0

Surprising new role for calcium in sensing pain

When you accidentally touch a hot oven, you rapidly pull your hand away. Although scientists know the basic neural circuits involved in sensing and responding to such painful stimuli, they are still sorting ...

Sep 02, 2014
popularity 4.8 / 5 (4) | comments 0