Science

he famous “Catwalk Site," one of the open air displays at the National Museums of Kenya Olorgesailie site museum, which is littered with ~900,000 year old handaxes.

What We Learned About Our Human Origins in 2018

From an upper jaw to red ocher paintings, two Smithsonian scholars note the significant discoveries in human evolution this trip around the sun

(Mårten Teigen, Museum of Cultural History; Associated Press; Stocktrek Images, Inc. / Alamy; CDC / James Gathany; Philippe Charlier; Brian Palmer; David Iliff via Wikimedia Commons under CC BY-SA 3.0; Alamy; Pasini et al. / World Neurosurgery / Elsevier; Donovan Wiley; Library of Congress)

Our Top 11 Stories of 2018

From a 50-year-old political scandal to swarms of genetically engineered mosquitos, here are Smithsonian.com's most-read stories

Sunset near Turtle Rock, Joshua Tree National Park.

Using the Sounds of Nature to Monitor Environmental Change

From wind speed to temperature to atmospheric density, the sounds of the wilderness can help ecologists learn a lot about our planet

Why More Babies Are Conceived in the Cold Winter Months

There's evidence of seasonal reproduction all the way back to the 1800s

A map of the moon with labeled features, from Selenographia by Johannes Hevelius.

The 17th-Century Astronomer Who Made the First Atlas of the Moon

Johannes Hevelius drew some of the first maps of the moon, praised for their detail, from his homemade rooftop observatory in the Kingdom of Poland

From 3-D Printed Gills to AI Dolphin Dictionaries, These Innovations Could Make Us More Like Aquaman

If you look beyond the movie, you can see how the underwater superhero's signature powers translate in real tech

1960s science fiction illustration of lunar exploration.

The Missions to the Moon That Never Left the Drawing Board

From pioneers of science fiction to the height of the space race, these are the ideas for lunar flight that never launched

Up to 1,000 octopus moms care for their brood.

The Top Ten Ocean Stories of 2018

From the most ancient animal known to a newly defined ocean zone, the world's watery places never cease to amaze

By regrowing trees from stumps, farms can produce sustainable, pesticide-free pine trees.

Stump-Grown Christmas Trees Are the Gift That Keeps on Giving

Using the sustainable and ancient method of coppicing, evergreen Christmas trees can be regrown indefinitely

Illustration of an adult and juvenile ankylosaur.

Armored Dinosaurs Kept Cool With a Labyrinth of Nasal Canals

A fluid dynamics study suggests the large and intricate passages in ankylosaurs' skulls were a great way to cool off in the Cretaceous

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

Page 98 of 443