Science

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Smithsonian Voices

Meet the Real Rock Star of the New Dino Hall—the Fearsome Ceratosaurus

The dinosaur is finally giving up its secrets as it prepares for a long fight with a <i>Stegosaurus</i>

Hormone signals help ready worker mole-rats to treat pups as their own.

Eating the Queen's Poop Makes Naked Mole-Rats Better Parents

Hive-minded naked mole-rats work together to care for the queen's offspring, and eating her poop gives them hormones to boost nurturing instincts

An enhanced-color image of Mercury taken by the MESSENGER spacecraft in 2012 as part of a mission to map the geologic features of the planet.

Spacecraft Launching This Week Will Explore the Mysteries of Mercury

The BepiColombo mission will study the geology and magnetism of the smallest planet to search for clues of our solar system's beginnings

Now held in the collections of the Smithsonian's National Air and Space Museum are a 35 mm camera (left) and a digital camera. Each was used by John Glenn on his two journeys into outer space.

How John Glenn’s Encore Space Flight Lifted U.S. Spirits

Two cameras tell the tale of the first American to orbit Earth and his return to space 36 years later

Feast your eyes on the blind Somalian cavefish, which has—like mammals—mysteriously lost the ability to use light to fix damaged DNA.

Blind Cavefish Shed Light on the Dark Days of Mammalian Evolution

Like mammals, these cave-dwelling creatures have discarded a solar-powered system that repairs UV-damaged DNA

Scientists used modified egg and stem cells to create female mice with two mothers. These fatherless mice grew up to have babies of their own (through more typical means of conception).

Scientists Break the Rules of Reproduction by Breeding Mice From Single-Sex Parents

By tinkering with the genes of sperm and egg cells, it's possible to breed mice from two females—and even from two males

Ryan Gosling as Neil Armstrong in First Man.

Smithsonian Curator Reflects on What 'First Man' Gets Right About Neil Armstrong's Journey to the Moon

The new film lays bare the personal sacrifice and peril that accompanied NASA's historic mission

A blue whale, the largest known creature in Earth's history, dives into the St. Lawrence river in Quebec, Canada.

Today's Whales Are Huge, But Why Aren't They Huger?

Most giant cetaceans only got giant in the past 4.5 million years, suggesting they could have room to grow

The Diplodocus dinosaurs were some of the largest to walk the planet.

Tiny Skull Illuminates the Lives of Giant Dinosaurs

The skull of a juvenile <i>Diplodocus</i> is one of the youngest of these dinosaurs ever found

In the Pheidole genus of ants, some insects grow into soldiers with disproportionately large heads, while others grow to be smaller workers.

This "Useless" Organ Determines Which Ants Grow Into Large Soldiers

Rudimentary wing discs in ant larvae, which only grow to wings in queens, appear to influence growth into a soldier or worker

A study conducted during the 2017 total solar eclipse in North America found that bees remained active during the partial-eclipse phases both before and after the period of totality, but they essentially ceased flying during totality.

Busy Bees Take a Break During Total Solar Eclipses

The 2017 North American eclipse gave researchers an inside look at how bees respond to light—with the help of a few hundred elementary-schoolers

Dynamoterror was about 30 feet long, hunting prey during the Late Cretaceous.

Newly Discovered Tyrant Dinosaur Stalked Ancient New Mexico

The <i>Dynamoterror</i>, a relative of <i>Tyrannosaurs rex</i>, lived millions of years before other known species of tyrannosaur

The beginning of excavations at Çatalhöyük.

Ancient Proteins From Unwashed Dishes Reveal the Diets of a Lost Civilization

Material pulled from ceramic sherds reveals the favored foodstuffs in the 8,000-year-old city of Çatalhöyük in Turkey

In the late 1800s, milk and dairy products could be teeming with dangerous bacteria, contaminated by worms, hair and even manure.

The 19th-Century Fight Against Bacteria-Ridden Milk Preserved With Embalming Fluid

In an unpublished excerpt from her new book <i>The Poison Squad</i>, Deborah Blum chronicles the public health campaign against tainted dairy products

The project aims to map the "Big Four," or the four most common venomous snakes in India—the spectacled cobra, saw-scaled viper, Russell’s viper (shown here) and common krait.

This App Is Saving Thousands of Snakes (and Humans) in India

The Big Four Mapping Project's conservation tool helps prevent snakebites and the killing of common venomous species

Researchers discovered hnefatafl game pieces made of whale bone in upper- and middle-class Vendel graves.

Viking Chess Pieces May Reveal Early Whale Hunts in Northern Europe

The board game <i>hnefatafl</i>, commonly called Viking chess, pits an attacking player against another trying to defend the king

The test, called TimeSignature, can come within an hour and a half of assessing a person’s biological time.

A New Blood Test Can Determine Your Biological Clock

Scientists say it could help pinpoint the best time to take medicine, and also predict disease risk

Comparison of Modern Human and Neanderthal skulls from the Cleveland Museum of Natural History.

Ancient Teeth With Neanderthal Features Reveal New Chapters of Human Evolution

The 450,000-year-old teeth, discovered on the Italian Peninsula, are helping anthropologists piece together the hominid family tree

James P. Allison and Tasuku Honjo win the 2018 Nobel Prize in Physiology or Medicine for their foundational work on cancer immunotherapy.

What Makes the Nobel-Winning Breakthroughs in Immunotherapy So Revolutionary

Targeting the immune system to fight cancer could be the first step to defeating the disease

Researchers show there's potential for wind turbines to divert hurricane rains.

Could Offshore Wind Farms Actually Sap the Rain From Hurricanes?

With enough turbines, the rainfall from Hurricane Harvey could have been reduced by 20 percent, according to a new study

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