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The 2,000-year-old subterranean system consists of a courtyard and two rooms.

Cool Finds

Underground Chambers Discovered Near Jerusalem’s Western Wall

Carved into bedrock, the mysterious rooms spent 1,400 years hidden beneath the mosaic floor of a Byzantine building

Spot is a four-legged robotic "dog" that is on patrol in Singapore to ensure proper social distancing measures during COVID-19.

Covid-19

Singapore Is Using a Robotic Dog to Enforce Proper Social Distancing During COVID-19

Spot “barks” orders anytime people are standing too close

People in France bike wearing masks down the "Rue de Rivoli."

Covid-19

How Cities Plan to Keep Traffic Out When Lockdowns Lift

Extended bike lanes and wider sidewalks are among solutions to keep car traffic down as people continue to avoid public transit

Mars’ Chryse Planitia region is peppered with small hills topped with craters that might be mud volcanoes.

New Research

Martian Mud Probably Looks Like Lava

Muddy water that drains smoothly on Earth leaves a lumpy trail under Mars-like conditions

Installation view of the British Museum's "Life and Death in Pompeii and Herculaneum" exhibition

Trending Today

Take a Free Video Tour of Blockbuster Pompeii and Herculaneum Exhibition

Available to stream on YouTube and Facebook, the 82-minute film revisits the British Museum’s popular 2013 show

Archivist of the United States David S. Ferriero displays historical objects recovered from the Arlington National Cemetery time capsule.

Arlington National Cemetery Opens Its 105-Year-Old Time Capsule

The trove of artifacts, hidden in a cornerstone in 1915, is now available to explore online

Artist's rendering of what ancient saber-toothed anchovies might have looked like, based on a new study published in Royal Society Open Science

Saber-Toothed Anchovies Swam in the Oceans Millions of Years Ago

New research describes two ancient cousins of the modern fish—but they probably wouldn’t have made for great pizza toppings

A lake in the Halema‘uma‘u crater on Hawai’i’s Kīlauea volcano

NASA Photos Reveal a Lake of Water—Not Lava—on Kīlauea Volcano

NASA’s Landsat 8 satellite captured the images, which show water collecting at the summit of Hawai’i’s Kīlauea

With 650 million cubic yards of dirt and stone, the unstable hillside identified by researchers at Barry Arm would possibly lead to one of the largest tsunamis the area has ever endured.

Potential Landslide Could Trigger Destructive Tsunami in Alaska, Scientists Warn

The natural disaster could strike Prince William Sound at any point within the next 20 years

A Bar Kokhba revolt coin inscribed with the word "Jerusalem" and a picture of a date palm

Cool Finds

This 2,000-Year-Old Coin Commemorates a Jewish Rebellion Against Rome

Of more than 22,000 coins found in Jerusalem to date, just four are from the time of the Bar Kokhba revolt

An artist’s rendering of what an elaphrosaur may have looked like.

Rare ‘Light-Footed’ Dinosaur Discovered in Australia for the First Time

A single vertebra spotted by a dig volunteer was identified as a strange, slender-necked dinosaur called an elaphrosaur

Concept art for the drive-in Vincent van Gogh exhibition in Toronto

Covid-19

In Toronto, a Drive-In Exhibition Immerses Visitors in Vincent van Gogh’s Art

The 35-minute sound-and-light installation will take place in a 4,000-square-foot warehouse

Nickelodon's slime in Space in the cupola of the International Space Station.

Astronauts Got Slimed in Space for Science

Nickelodeon teamed up with NASA to send packets of green slime into space to test its behavior in microgravity and to create a virtual field trip for kids

The loudest marching band at the Rose Parade was Southern University and A&M College's "Human Jukebox" from Baton Rouge, Louisiana. It was their first performance at the parade in 40 years—talk about a booming comeback!

New Research

Marching Bands Make Seismic Waves at the Rose Parade

A fiber optic cable system for sensing earthquakes also gives marching bands a new source of bragging rights

An artist's rendering of what a moon base might look like

Astronauts Could Use Their Own Pee to Build a Moon Base

A compound in human urine can be used to create ‘lunar concrete,’ new research suggests

Found at the Roman fort of Vindolanda, this piece of leather was cut into the shape of a mouse.

Cool Finds

Ancient Leather ‘Mouse’ Highlights the Romans’ Sense of Humor

The nearly 2,000-year-old scrap of leather, found at Vindolanda in northern England, may have been a toy or a practical joke

Officials uncovered seven slabs of travertine that date to between 27 and 25 B.C.

Sinkhole Outside of the Pantheon Reveals Ancient Roman Paving Stones

Due to COVID-19, the Piazza della Rotunda was virtually empty when the cavity opened up on April 27

New research suggests that humidity is making the painting's yellow cadmium sulfide degrade into white.

Art Meets Science

Humidity Is a Nightmare for ‘The Scream’

Moisture in the air—not light—has made the yellow pigments in Edvard Munch’s masterpiece degrade

Tap O' Noth overlooks the Scottish town of Rhynie.

Cool Finds

Ancient Hillfort May Be Largest Known Pictish Settlement in Scotland

The findings upend “the narrative of this whole time period,” says archaeologist Gordon Noble

Eastern garter snakes in the study stuck to their cliques and had a range of bold and shy personalities

New Research

Cold-Blooded, but Not Cold-Hearted, Garter Snakes Form Friendships

By tracking 40 snakes over eight days, researchers found that the reptiles tended to return to the same groups

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