The Smithsonian's Mary Hagedorn and hundreds of colleagues collaborated on the project, which used cryopreserved elkhorn coral sperm to fertilize live eggs to create larvae.

To Help Corals Fight Back, Scientists Are Breeding Populations Separated by Hundreds of Miles

A new study demonstrates that assisted reproduction using cryopreserved sperm leads to offspring that might be more resilient in the face of climate change

In the late 19th century, Ellen Swallow Richards worked to equip women with the tools of chemistry.

Women Who Shaped History

The First Female Student at MIT Started an All-Women Chemistry Lab and Fought for Food Safety

Ellen Swallow Richards applied chemistry to the home to advocate for consumer safety and women’s education

1921 Christmas greetings slide by Arthur Earland

The Nerdiest Christmas Cards Ever May Be These Microscope Slides Composed of Shells

The unusual holiday exchange, which lasted decades during the early 20th-century, hints at the drama between the two colleagues

Redwood forest in California, similar to some of the terrain Josiah Gregg and his team crossed at the height of the California Gold Rush.

The Ill-Fated Expedition of a 19th-Century Scientist to Explore the California Wilderness

Even facing exposure and starvation, Josiah Gregg insisted on stopping to take measurements and observations, much to his companions’ distress

Although the asteroid strike that created Chicxulub crater in modern-day Mexico dramatically affected life on Earth, the fiery crash isn't the whole story of the fate of the dinosaurs.

We Still Don’t Know Why the Reign of the Dinosaurs Ended

The asteroid strike on the Yucatán Peninsula 66 million years ago is only part of the story

Beneath the Space Window at the National Cathedral in Washington, D.C., where a seven-gram sample of moon rock is incorporated into the design, a sold-out crowd gathered this week for the celebration of the 50th Anniversary of Apollo 8.

NASA Won’t Be Going ‘Back’ to the Moon—It Wants to Go Beyond It

At a 50th-anniversary event for Apollo 8, NASA’s Jim Bridenstine envisioned the moon’s potential for future space exploration

Signals from other workers can tell ants when and where to fan out and search for food.

Ant Colonies Retain Memories That Outlast the Lifespans of Individuals

An ant colony can thrive for decades, changing its behavior based on past events even as individual ants die off every year or so

The card game Spot It! has become one of the most popular family games in the country, but the secret to how the game works has its roots in the logic puzzles of 19th century mathematicians.

Education During Coronavirus

The Mind-Bending Math Behind Spot It!, the Beloved Family Card Game

The simple matching game has some deceptively complex mathematics behind the scenes

Homo neanderthalensis, the earlier relatives of Homo sapiens, also evolved to shed most of their body hair.

Why Did Humans Lose Their Fur?

We are the naked apes of the world, having shed most of our body hair long ago

“Everyone involved accomplished many, many firsts with that flight,” says Smithsonian curator Teasel Muir-Harmony. of NASA's near-perfect mission, (above: Apollo 8 command module).

How Apollo 8 ‘Saved 1968’

The unforgettable, 99.9 percent perfect, December moon mission marked the end of a tumultuous year

The Cruces de Molinos site in the Chilean Andes contains rock art depictions of llama caravans, possibly marking a ceremonial site for caravaners passing through the mountains.

Thousand-Year-Old Rock Art Likely Served as a Gathering Point for Llama Caravans Crossing the Andes

Trade caravans, whether supported by mules, camels or llamas, have helped archaeologists piece together the past in many corners of the world

Google's new artificial intelligence program, AlphaZero, taught itself to play chess, shogi, and Go in a matter of hours, and outperforms the top-ranking AIs in the gameplay arena.

Google’s New AI Is a Master of Games, but How Does It Compare to the Human Mind?

After building AlphaGo to beat the world’s best Go players, Google DeepMind built AlphaZero to take on the world’s best machine players

An artist's rendering of the small rover that will be deployed on the far side of the Moon as part of the Chang'e-4 mission.

China Launches First Mission to Land on the Far Side of the Moon

Not glimpsed by humanity until 1959, the surface of the far side of the Moon has never been visited before

The Ten Best Science Books of 2018

These titles explore the wide-ranging implications of new discoveries and experiments, while grounding them in historical context

Ichthyosaurs (Greek for "fish lizard") were large marine reptiles that lived alongside the dinosaurs during most of the Mesozoic era.

Like Whales and Dolphins, Prehistoric ‘Fish Lizards’ Kept Warm With Blubber

A new analysis of a pristine ichthyosaur fossil reveals that the prehistoric marine reptile had a layer of insulating fatty tissue

A new exhibition featuring rare books from the Smithsonian Libraries examines the complex history and evolution of big game hunting.

The Complicated History of the Human and Elephant Relationship

With the new exhibition, “Game Change,” Smithsonian Libraries delves into 150 years of hunting and conservation

An artists concept of the Origins Spectral Interpretation Resource Identification Security - Regolith Explorer (OSIRIS-REx) spacecraft collecting a sample from the asteroid Bennu.

Asteroid Sample-Return Mission Arrives to Collect Primordial Rocks of the Solar System

As the OSIRIS-REx spacecraft arrives at its target asteroid Bennu, scientists on the ground prepare for a new bounty of planetary samples

CRISPR-Cas9 is a gene editing tool that has allowed scientists to alter the genomes of living organisms with unprecedented accuracy and ease.

What’s New, and What’s Not, in the Reported Birth of the CRISPR Babies

Editing human DNA, either in embryos or in cells that are reintroduced to the body, had come a long way before Lulu and Nana were born

Hurricane Florence causes severe flooding to a church and surrounding areas in Spring Lake, NC, Sept. 17, 2018.

As Port Cities Dredge Deeper to Accommodate Growing Cargo Ships, the Risk of Inland Flooding May Rise

By smoothing and deepening waterways, the hydrodynamics of estuaries and rivers can be dramatically changed to invite in the sea

The Best Books of 2018

In our efforts to increase and diffuse knowledge, we highly recommend these 70 titles released this year

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