Health

LED Skylights Perfectly Mimic Natural Sunlight

The lights fool human brains and camera eyes

The lab-on-a-chip gets the power it needs for testing though the headphone jack on a smartphone, and sends the results through the port to the phone for computation, display and storage.

This $34 Smartphone-Assisted Device Could Revolutionize Disease Testing

A new low-cost device that plugs into a smartphone could cut down on expensive lab tests

Midnight Snacking Is Bad for Your Brain

Experiments in mice show that misaligned eating patterns can mess with the brain's ability to form memories and learn new tasks

The Zboard 2 is an electric skateboard that can reach speeds of up to 20 miles per hour.

Five Wild Ideas: From a Vest for Weight Loss to an Electric Skateboard

Plus, building blocks for children inspired by Archimedes

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A Man With ALS Says "I Love You" to His Wife for the First Time in 15 Years

A new invention from Not Impossible Labs allows Don Moir to script an audible love letter

Imagining the future of artificial hearts.

Help for the Brokenhearted: Wearable, Biosynthetic and 'Beatless' Artificial Hearts

Cow-machine hybrids and continuous-flow technologies are helping people survive devastating heart failure

How Long Will You Live? Ask Your Friends

A medical personality quiz started in the 1930s shows how your best pals may know more about your health than you do

Trained in CPR? This Life-Saving App Could Make You a Superhero

When someone is experiencing cardiac arrest, PulsePoint sends alerts to CPR-certified invidividuals nearby

In the garden, Levisticum is a tall plant with dark leaves and greenish-yellow flowers. Under a microscope, however, it can morph into a cellular rainbow. This image was made using polarized light to enhance contrast. Waves in polarized light share an orientation, and special filters can block out any unpolarized waves and make the fine details easier to see.

New Exhibit Showcases the Power of Light in Our Everyday Lives

The open-source show "LIGHT: Beyond the Bulb" crosses disciplines to show the many ways photonics has improved our lives

Your big toe is an example of how "boundary conditions" can affect the curvature of a nail.

Toenail Physics Explains Why Big Toes Are More Likely to Suffer Ingrown Nails

The delicate balancing act between stresses of growth and adhesion can help demystify some painful nail disorders

Meet the Friendly Virus That Might Actually Be Good For You

Many people carry it, but it doesn’t make you sick and could actually fight against viruses like HIV and Ebola

This temporary tattoo could save diabetics from the daily annoyance of pin pricks to their fingers.

Hacking the Human Body With Temporary Tattoos and Tiny Implants

Using electrical charges to treat diseases, from diabetes to obesity, is picking up speed

The Ohio Measles Outbreak Wasn’t Caused by "Anti-Vaxxers" But by an Amish Traveler

Blaming the anti-vaccination movement for an uptick in measles is oversimplification

How Halitosis Became a Medical Condition With a "Cure"

Bad breath wasn’t perceived as a medical condition until one company realized that it could help them sell mouthwash

SIRUM has facilitated the redistribution of 1 million pills to safety-net clinics to help serve about 20,000 patients in need.

Three Stanford Graduates Are Matching Unused Prescriptions With Patients Who Need Them

Unopened drugs—billions of dollars worth—are trashed in this country each year. What if they instead went to the 50 million who can't afford them?

Sugar Is Causing Girls to Get Their Periods Sooner

Why shunning soda might help reduce premature puberty rates

The 2014-15 flu vaccine is here, but the CDC warns that it's not as effective as hoped.

A Universal Flu Vaccine May Be On the Horizon

Choosing the viral targets for the seasonal flu vaccine is a gamble. Sometimes, like this year, the flu wins

Napping now might mean better memory later.

Want a Better Memory in 30 Years? Go to Sleep Now

Catching some ZZZs today could help your memory stay fresh into old age

Is Orange Juice More Nutritious?

New research challenges the assumption that fruit trumps juice

Angry Tweets Help Twitter Detect Heart Disease Risk

New research shows that Twitter can detect not just viruses, but long-term public health problems

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