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Scientists Discover the Genetic Reason Why Birds Don’t Have Penises

Developing bird embryos do have penis precursors, it turns out, but a genetic signal causes the penis cells to die off during gestation

A Neanderthal rib bone was discovered to have a lesion associated with a tumor (top specimen). The missing bone tissue is starkly apparent compared to a normal Neanderthal rib shown below.

Evidence for the Oldest Ever Bone Tumor Was Just Found in a Neanderthal Fossil

A 120,000-year-old rib bone, originally found in Croatia, shows that tumors aren’t always caused by exposure to pollution

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VIDEO: This Helicopter is Controlled Entirely By A Person’s Thoughts

A new device can read your brain patterns to steer a toy helicopter—the mere thought of clenching your right fist veers the chopper right

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Why Navy Scientists Want to Mimic Cicadas

No, it’s not about learning to live underground for 17 years. It’s all about the noise.

This European lobster (Homarus gammarus) can live at least 50 years in the wild.

Don’t Listen to the Buzz: Lobsters Aren’t Actually Immortal

Contrary to memes circulating online, lobsters can’t live forever—but they do keep growing and growing until they die

Eric D. Green is the director of the National Human Genome Research Institute.

Cracking the Code of the Human Genome

The Work Is Only Beginning on Understanding the Human Genome

Ten years ago, scientists released a map of our genetic blueprint. But, as Eric D. Green explains, there are many more mysteries left to unravel

Chilis being transported to the Nagaland's chili competition. Gloves need to be worn because the chili oils can harm the skin.

The Gut-Wrenching Science Behind the World’s Hottest Peppers

Chiliheads crave the heat that hurts so good, but nothing compares to the legendary superhot that spices life in remote India

Darwin himself considered language and fire the two most significant achievements of humanity.

Why Fire Makes Us Human

Cooking may be more than just a part of your daily routine, it may be what made your brain as powerful as it is

An Iraqi girl stands on former marshland, drained in the 1990s because of politically motivated water policies.

Is a Lack of Water to Blame for the Conflict in Syria?

A 2006 drought pushed Syrian farmers to migrate to urban centers, setting the stage for massive uprisings

Members of the Lake Whillans drill team lived in yellow tents studding the Antarctic landscape.

Digging for the Secrets Beneath Antarctica

Scientists have found life in the depths beneath the ice

Global sea levels were as much as 400 feet lower than today.

Never Heard of Doggerland? Blame Climate Change From Millennia Ago

Rising waters have forced populations to relocate since the dawn of early man

Water may have come to earth by way of comets and asteroids.

Ask Smithsonian 2017

How Did Water Come to Earth?

It took an out-of-this-world arrival to get that perfect chemical combination for water to fill our planet

Lisa Randall is the first female theoretical physicist tenured at Harvard.

Lisa Randall’s Guide to the Galaxy

The famed cosmologist unveils her latest theories on the invisible universe, extra dimensions and human consciousness

Nitrogen-cooled tissue samples will represent half the life on earth.

Cracking the Code of the Human Genome

What Genomic Research Can Tell Us About the Earth’s Biodiversity

Smithsonian scientists are gathering wildlife tissue samples from around the world to build the largest museum-based repository

As part of the Star Songs project, X-ray emissions from the EX Hydrae system (above, near center)—in which one star pulls matter from its partner—are converted into music.

How to Convert X-Rays From A Distant Star into Blues, Jazz and Classical Music

A vision-impaired scientist, her coworker, and a composer team up to transform light bursts from stars into rhythms and melodies

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When Large Birds Disappear, Rainforests Suffer

A century after toucans and toucanets disappeared from patches of Brazilian jungle, trees have evolved to have smaller, weaker seeds

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World’s Newest Atomic Clock Loses 1 Second Every 50 Billion Years

Tired of your clocks losing time? A new clock, which is the most accurate ever, uses ytterbium atoms and lasers to precisely define a second

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What Animal Sounds Look Like

Mark Fischer, a software developer in California, turns data from recordings of whales, dolphins and birds into psychedelic art

The Ginger.io app looks for health clues in a phone log trail.

How You Use Your Phone May Tip Off Health Problems

Among the new technology geared to preventive health care is an app that tracks your social behavior and has been described as a human “check engine” light

How to Grow a Nanogarden

In a lab at Harvard University, Wim Noorduin cultivates microscopic crystalline flowers in glass beakers

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