Sometimes when we say "you," we really mean "me"

When I Say "You" But Really Mean "Me"

In some cases, the use of the second-person pronoun could help us put distance between ourselves and negative emotions

These are actually tadpoles.

Now You Can Measure Male Fertility With a Smartphone App

A new device helps men monitor their sperm count from the comfort of their own home

The heroes of the movie Kong: Skull Island prepare to encounter the 104-foot-tall ape King Kong.

How Big Can a Land Animal Get?

King Kong's biggest enemy isn’t humans—it’s the laws of physics

Shortly after the announcement of the TRAPPIST-1 system, NASA crowdsourced its Twitter followers for possible planet names. The actual process of naming new planets, however, is a bit more involved.

How Do New Planets Get Their Names?

Sorry, Planet McPlanetface: Asteroids, moons and other celestial bodies go through a strict set of international naming guidelines

New research strengthens the theory that different climates influenced the shape of the human nose.

How Climate Helped Shape Your Nose

New research shows how the width of our nasal passages is literally shaped by the air we breathe

Itchy and scratchy: When they see their peers scratching away, mice get the urge to itch.

Why Is Itching So Contagious?

Scientists figure out how compulsive scratching spreads in mice, and maybe humans

Paleo diet? Not so much. Thanks to Neanderthal dental plaque, researchers are getting a much better idea of what our ancestors actually dined on.

Scientists Delve Into Neanderthal Dental Plaque to Understand How They Lived and Ate

The plaque that coated Neanderthal teeth is shedding new light on how our ancestors ate, self-medicated and interacted with humans

The Amazon rainforest appears wild and untouched by humanity, but people have been shaping its biodiversity for millennia.

The Supposedly Pristine, Untouched Amazon Rainforest Was Actually Shaped By Humans

Over thousands of years, native people played a strong role in molding the ecology of this vast wilderness

Emissions from steel production in eastern China are fertilizing nearby oceans.

Human Pollution May Be Fertilizing The Oceans. That’s Not a Good Thing

Our iron emissions from coal and steel may be fuelling ocean life, and trapping carbon in the process

Unlike the Apollo spacecraft, Orion will have solar panels to help power longer space journeys, as shown in this concept art of the spacecraft orbiting Earth.

What's Really Changed—and What Hasn’t—About Getting Humans to the Moon

NASA’s Orion will combine vintage tech with massive advances in computing power and electronics we've made since 1972

Neanderthals went extinct 30,000 years ago, taking their precious genetic material with them. But their DNA lives on in their hybrid ancestors: modern-day humans.

How Ancient Neanderthal DNA Still Influences Our Genes Today

Far from being silent remnants, Neanderthal genes play a profound role in how modern human genes are expressed

The seven Earth-sized planets orbiting the dwarf star TRAPPIST-1.

Scientists Spot Seven Earth-Sized Planets Orbiting a Nearby Star

This newly discovered solar system presents the best opportunity yet to study potentially habitable worlds, NASA scientists report

The best defense is a good offense.

The Real Reason the Turtle Learned to Hide its Head Will Surprise You

Turtles retract their heads for protection, but new research suggests that ability evolved for an entirely different reason

The woolly arctic moth caterpillar produces alcohols that allow it to avoid freezing at temperatures reaching -70 degrees F.

What Do Insects Do in Winter?

When winter comes, most bugs either migrate or time travel. But some get far more creative

An infrared image of 47 Tucanae, a dense globular cluster of stars located roughly 16,000 light years from Earth. A new study has predicted that a black hole lies at its center.

How Astrophysicists Found a Black Hole Where No One Else Could

A new method could help scientists peer inside universe's densest star clusters to find undiscovered black holes

When it comes to reversible ways to prevent pregnancy, men have limited options—for now.

Contraceptive Gel Called the “IUD For Men” Makes It Through Monkey Trials

Vasalgel aims to make contraception for men as easy and effective as IUDs have for women

The packaged foods you get at the grocery store are all regulated by the FDA. So are drugs, medical devices, cigarettes and condoms.

Where Did the FDA Come From, And What Does It Do?

From unglamorous origins, the federal agency has risen to ensure the safety of everything from lasers to condoms

Peregrine falcons are found on every continent except Antarctica

Ten Fun Facts About Falcons, the Birds

As the Atlanta Falcons prepare to play in the Super Bowl, learn about the remarkable raptors behind the name

A view into Flint drinking water pipes, showing various types of iron corrosion and rust.

Scientists Now Know Exactly How Lead Got Into Flint's Water

New report points blames corrosion and warns that fixing lead poisoning nationwide will require more work than we hoped

The Zoo's female bobcat was found on the property of the Zoo.

Ollie the Bobcat Is Back at the Zoo and Off the Streets of Washington, D.C.

National Zoo bobcat ends her city sojourn

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