Science

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

Baleen is the soft, hair-like structure on the upper mouth of whales, such as the humpback whale in this photo, which allows them to trap prey in their mouth.

Prehistoric Whale Jaw Bone Sheds Light on the Evolution of Baleen

Hidden in a museums’ collections for years, a fossil provides a link between past and present feeding mechanisms

Hand axes from the site of Saffaqah, Saudi Arabia.

Stone Tools at Arabian “Crossroads” Present Mysteries of Ancient Human Migration

Hominins made stone tools in central Arabia 190,000 years ago, and the hand axe technology raises questions about just who they were

If Light Can't Escape Black Holes, How Do We Get Photos of Them... and More Questions From Our Readers

You asked, we answered

A pipe from the Lower Yukon region of Alaska.

North America's Earliest Smokers May Have Helped Launch the Agricultural Revolution

As archaeologists push back the dates for the spread of tobacco use, new questions are emerging about trade networks and agriculture

One of NIST’s ytterbium optical lattice clocks.

Scientists Measure the Second With Record-Breaking Precision

A new generation of optical clocks are becoming ever more reliable as physicists work to redefine time

A sea turtle swimming by bleached corals of the Great Barrier Reef near Heron Island off the east coast of Australia.

Coral Larvae Cryogenically Frozen and Thawed for the First Time

Warming oceans are killing the world’s reefs, but scientists may have found a way to help them get out of hot water—by putting corals into a deep freeze

Hurricane Harvey unexpectedly flooded large parts of Houston despite abating wind speeds.

How Satellites and Big Data Are Predicting the Behavior of Hurricanes and Other Natural Disasters

Leveraging machine learning could help diminish the damages of storms and wildfires

“I didn’t sleep at all,” says Albert Maguire, recalling the night after he and Jean Bennett treated their first gene therapy patient. The operation was a success.

2018 Smithsonian Ingenuity Awards

A New Treatment for Blindness Comes From Gene Therapy

A wife-and-husband research team cracks the code to allow certain patients to see again

Scott Bolton says he first dreamed of traveling through the galaxy when he was a boy camping out under the stars.

2018 Smithsonian Ingenuity Awards

Meet Scott Bolton, the Visionary Behind the NASA Mission to Jupiter

The Juno project will take on the mysteries of the gas giant that may in turn help us understand our own planet’s origins

Illustration of NASA's InSight lander about to land on the surface of Mars.

Watch NASA Land the InSight Spacecraft on Mars

The InSight lander has successfully touched down on Mars

Page 99 of 443