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Science / Mind & Body

The creamy sticks of color seen here are just the latest in a long history of lipsticks—historical records suggest that humans have been artificially coloring their lips since 4,000 B.C.

Heavy Metals, Insects and Other Weird Things Found in Lipstick Through Time

From seaweed and beetles to lead and synthetic chemicals, lipstick has seen its share of strange—and dangerous—components

Artist Heather Dewey-Hagborg and her DNA-derived self-portrait.

Cracking the Code of the Human Genome

Creepy or Cool? Portraits Derived From the DNA in Hair and Gum Found in Public Places

Artist Heather Dewey-Hagborg reconstructs the faces of strangers from genetic evidence she scavenges from the streets

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Cracking the Code of the Human Genome

The Secret to a Long Life May Be Deep Inside Your Brain

Scientists have found a way to slow the aging process. Unluckily for us, they’ve only been able to do it in mice

Our bodies convert asparagusic acid into sulfur-containing chemicals that stink—but some of us are spared from the pungent aroma.

Ask Smithsonian

Why Asparagus Makes Your Urine Smell

Our bodies convert asparagusic acid into sulfur-containing chemicals that stink—but some of us are spared from the pungent odor

The Wake Forest Institute for Regenerative Medicine prints ear, nose and bone scaffolds that can be coated with cells to grow body parts.

What Lies Ahead for 3-D Printing?

The new technology promises a factory in every home—and a whole lot more

Advances in genetic technology have opened a window into the populous and powerful world of microbial life in and around the human body.

Microbes: The Trillions of Creatures Governing Your Health


Scientists are just now beginning to recognize the importance of the vast community of microbes that dwells inside us


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What is Causing Iran’s Spike in MS Cases?


Vitamin D deficiency from lack of sunlight could be an unexpected long-term consequence of the Iranian revolution


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Cops Could Soon Use Breathalyzers to Test for Illegal Drugs

Swedish researchers are developing a system that tests for 12 different drugs on your breath, including cocaine, marijuana and amphetamines

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Why Women Like Deep Voices and Men Prefer High Ones

We find different pitches attractive because of the body size they signal—and a touch of breathiness is crucial to take the edge off deep voices in men

Flamingos depend on plant-derived chemical compounds to color their feathers, legs and beaks.

For Some Species, You Really Are What You Eat

Flamingos, shrimp and many other animals use chemical compounds found in their diets to color their exteriors

Music works deep into our brains.

Eight New Things We’ve Learned About Music

It’s right up there with food, sex and drugs when its comes to stirring up pleasure responses in our brains

Hikers ascend through the smog of Los Angeles, one of six cities where researchers studied the effects of air pollution on the heart.

Heart Attacks May Be Linked to Air Pollution

Research in six U.S. cities shows a connection between prolonged exposure to fine particulate matter in the air and a faster hardening of the arteries

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Which Primate Is the Most Likely Source of the Next Pandemic?

To help anticipate the next outbreak of an emerging infectious disease, scientists scrutinize our closest relatives in the animal kingdom

ZnO Fall Flowers. Image by Audrey Forticaux, a graduate student in the Chemistry Department

Intriguing Science Art From the University of Wisconsin

From a fish’s dyed nerves to vapor strewn across the planet, images submitted to a contest at the university offer new perspectives of the natural world

An artist’s rendering of Fog Bridge at the Exploratorium in San Francisco.

An Artist Creates Artificial Fog in San Francisco

Fujiko Nakaya works with an unusual medium. The Japanese artist is sculpting fog clouds at the Exploratorium’s new site at Pier 15

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Fathers Recognize Their Babies’ Cries Just as Well as Mothers

A new study shows that fathers and mothers are equally capable at knowing their infant’s unique cry—if both contribute to parenting equally

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Five Surprising Facts About the Common Cold

How far do germs travel after a sneeze? Can you really catch a cold if it’s chilly outside? And does vitamin C actually help battle cold symptoms?

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Merely a Taste of Beer Can Trigger a Rush of Chemical Pleasure in the Brain

New research shows just a sip can cause the potent neurotransmitter dopamine to flood the brain

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Should We Fall Out of Love with Robot Surgery?

The FDA is investigating whether doctors aren’t getting enough training before they start using machines to do surgery. Is the “wow” factor to blame?

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Why Humidity Makes Your Hair Curl

Humid air causes hydrogen bonds to form between water molecules and the proteins in your hair, triggering curls and frizz

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