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Cyanobacteria, sometimes known as blue-green algae, are single-celled organisms that use photosynthesis to produce food just like plants do.

New Research

Need to Fix a Heart Attack? Try Photosynthesis

Injecting plant-like creatures into a rat’s heart can jumpstart the recovery process, study finds

Research shows: dads are important, and so is understanding their role in kids' lives.

Three New Things Science Says About Dads

Fathers can have a significant effect on their children

In the past half-century, this tiny object has gone from feminist icon to dangerous villain to, incredibly, feminist icon once again. And no, we're not sure why the background is pink.

From Medical Pariah to Feminist Icon: The Story of the IUD

After decades of being shunned by women and doctors alike, this T-shaped device is enjoying a new surge of popularity

When Fresh Air Went Out of Fashion at Hospitals

How the hospital went from luxury resort to windowless box

When it comes to a crowdsourcing campaign, food might be an easier sell than feces. “Food is this amazing platform because we all have a connection to it, we all can relate,” says microbiologist Rachel Dutton. Not that poop isn't relatable, but, you know.

New Research

You Are What You Eat, And What You Eat Is Millions of Microbes

Now that they’ve tallied up American feces, researchers are turning to the other half of the microbial equation: food

New Report Ranks Easiest and Hardest Places to Be a Kid

Save the Children compares 172 countries based on factors like child mortality rates and adolescent birth rates

Don't stop slathering on the sunblock, but a technology being developed in the lab could add an additional layer of protection, by tanning skin cells without UV rays.

Researchers Give Skin Cells a Tan—Without the Sun

Without damaging UV rays, the artificial tan could give that golden glow while protecting against skin cancer.

Male deer grow these impressive face ornaments every year, in a cycle of life, death and itchiness.

New Research

Antlers Are Miraculous Face Organs That Could Benefit Human Health

There’s so much more to deer antlers than fighting and impressing the ladies

A baby in the neonatal intensive care unit are often covered in patches and wires for monitoring their vital signs, but new advances mean that soon those wires could be replaced with sensors as thin as a temporary tattoo.

Will These Flexible Skin Patches Replace Wires in Hospitals?

Researchers at Northwestern University have developed “epidermal electronics,” thin flexible patches capable of monitoring vital signs and more.

Leeuwenhoek's early microscopic observations of rabbit sperm (figs. 1-4) and dog sperm (figs. 5-8).

The Long, Winding Tale of Sperm Science

…and why it’s finally headed in the right direction

"I was elected to represent the citizens of Pittsburgh, not Paris," President Trump said during his announcement that the United States would be leaving the Paris agreement. Pictured: a steel mill in the Monongahela Valley of East Pittsburgh in the early 1970's.

How America Stacks Up When It Comes to Greenhouse Gas Emissions

Hint: We’re not number one, but we’re close

A new vaccine is ready for action in the Democratic Republic of Congo.

Trending Today

Democratic Republic of Congo Approves Ebola Vaccine

It’s the newest tool in health workers’ arsenal against the contagious virus

Don’t skimp on the SPF

How Sunscreen Protects Your Skin’s DNA

The chemistry behind this protective lotion reflects a modern understanding of the danger of ultraviolet rays

Future of Conservation

The Hidden Dangers of Road Salt

It clears our roads, but also spells danger for fish, moose—and sometimes humans

Trending Today

Hospitals Have a Big Problem: Baking Soda

It’s common in kitchens, but a nationwide shortage is endangering more than baked goods

New Research

Sherpas Evolved to Live and Work at Altitude

The Nepali ethnic group handles oxygen more efficiently, allowing them to more easily live in the mountains

Chocolate, coffee and tea all played a role in overturning a medical theory that had dominated the Western world for more than a millennium.

How Coffee, Chocolate and Tea Overturned a 1,500-Year-Old Medical Mindset

The humoral system dominated medicine since the Ancient Greeks—but it was no match for these New World beverages

New Research

Glue Made of Mussel Slime Could Prevent Scarring

The glue, infused with a version of the protein decorin, healed wounds in rats, giving them skin with hair follicles and oil glands instead of scar tissue

A woman wears a mask to protect against air pollution in Anyang. New research shows that Northeastern China could get more polluted when there is lest dust in the air.

New Research

Dust May Help, Not Harm, Air Pollution in China

When it comes to some of Earth’s smoggiest cities, less dust isn’t necessarily better

Ultrasonic “tractor beam”

Five Ways Ultrasound Is Changing Medicine, Martian Exploration and Even Your Phone

If you thought ultrasound was only for prenatal care, think again

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