Smart News

MIT researchers develop a mathematical model to predict a knot’s stability with the help of color-changing fibers.

New Research

The Mathematics of a Well-Tied Knot

Fibers that change color under pressure helped researchers predict knot performance

Vera C. Rubin, who advanced our understanding of dark matter, operating the 2.1-meter telescope at Kitt Peak National Observatory.

For the First Time, a National U.S. Observatory Has Been Named for a Female Astronomer: Vera Rubin

The Vera C. Rubin Observatory will image the entire visible night sky every few nights

Church ruins from Norse Greenland's Eastern Settlement

New Research

Did Over-Hunting Walruses Fuel the Collapse of Norse Greenland?

A new study has found that Norse hunters began pursuing smaller animals at increasingly risky distances in "a classic pattern of resource depletion"

Most of the graves were lined with stone curbs and closed with slabs.

Cool Finds

High-Status Roman Burials Found in Britain

The discovery provides insight on how Iron Age Britons adopted the Roman lifestyle

“Becoming Jane: The Evolution of Dr. Jane Goodall” is a multimedia exhibition charting the life and career of the world’s foremost expert on chimpanzees.

Immerse Yourself in Jane Goodall's Wondrous, Chimpanzee-Filled Life

A new multimedia show includes the primatologist's childhood possessions, a 3-D film and a "Chimp Chat" station

"Punta Ventana," or Window Point, once had naturally formed rock bridge that created a hole, but it collapsed during an earthquake this week.

Iconic Puerto Rico Landmark Collapses in Earthquake

Punta Ventana, a natural stone archway, fell amid a spate of earthquakes that have been rattling the island

A yellow box indicates where an AI system found cancer hiding inside breast tissue.

New Research

What Does Google’s Breast Cancer Screening A.I. Actually Do?

The program was slightly better than human radiologists at spotting abnormalities in mammograms

The excavation at Border Cave in the Lebombo Mountains on the Kwazulu-Natal/eSwatini border

Humans Were Roasting Root Vegetables 170,000 Years Ago, Study Suggests

The find may challenge modern notions about the starch-starved “paleo diet”

Giichi Matsumura was one of 11,000 Japanese-Americans interned at the Manzanar War Relocation Center during World War II.

Remains of Japanese-American Internment Camp Detainee Found on California Mountain

In 1945, Giichi Matsumura set off for the Sierra Nevada mountains. He never came back

An undated composite sketch of Joseph Henry Loveless, whose headless torso was found in a remote Idaho cave 40 years ago

DNA Evidence Identifies Headless Corpse in Cave as 1916 Axe Murderer

Joseph Henry Loveless murdered his wife with an axe more than 100 years ago. Now, his dismembered remains have been identified

The inspector of measurements and weights, called the agoranomos, was a common job throughout the Roman Empire.

Cool Finds

2,000-Year-Old Measuring Table Points to Location of Ancient Jerusalem Market

The table ensured standard measurements for buying and selling in the first century A.D.

After seeing their numbers slashed due to overhunting in the 20th century, North Atlantic right whales still face plenty of threats, including ship strikes, habitat degradation and pollution. A mother and her calf are seen in this aerial image from 2005.

Can Scientists Protect North Atlantic Right Whales by Counting Them From Space?

A new collaboration between the New England Aquarium and the engineering firm Draper seeks to use satellite sonar and radar data to create a global watch

The letters were kept under wraps for 50 years.

Emily Hale Was T.S. Eliot's Confidante—and More, Suggest Newly Unsealed Letters

Despite Eliot’s assertions to the contrary, the letters point to a passionate love between the duo

Maat Mons, Venus' highest volcano, one of several that may still be active in present day

Active Volcanoes May Still Exist on Venus

Scientists baked volcanic minerals in a box furnace to model how quickly lava ages on the planet’s harsh surface

Formalin-fixed lung collected in 1912 in Berlin from a 2-year-old girl who died of measles-related pneumonia

Century-Old Lungs May Push Origin of Measles Back 1,500 Years

The viral infection may have made its first hop into humans when large cities arose

Athena, a two-toed sloth who recently made her debut at the National Zoo.

Will Love Bloom Between Two Sloths at the National Zoo?

Keepers are gradually introducing Athena, who made her debut at the zoo in December, to fellow two-toed sloth Vlad. Sparks have not flown—yet

A scholar spotted the long-overlooked image (its horns and face are at left, its legs on the right) while conducting research at a Berlin museum.

Cool Finds

This Demon, Immortalized in 2,700-Year-Old Assyrian Tablet, Was Thought to Cause Epilepsy

The damaged drawing was hidden on the back of a clay cuneiform tablet

Most of the newly discovered warriors were sculpted into one of two positions: either clutching pole weapons, with their right arms bent and fists partially clenched, or carrying bows, with their right arms hanging at ease.

Cool Finds

Archaeologists Excavate 200 More Chinese Terracotta Warriors

The clay figures are part of the vast subterranean army built to protect the formidable emperor Qin Shi Huang in the afterlife

Otzi carried 14 arrows in his quiver, but only two had arrowheads and feather fletching.

What We Can Learn From Ötzi the Iceman's Hunting Pack

The famed Copper Age mummy's bowstring is the world's oldest known specimen

Engineered with genes that boost its beta-carotene content, golden rice (top) comes with a yellowish hue that makes it stand out from typical white rice (bottom)

Golden Rice Approved as Safe for Consumption in the Philippines

The genetically modified crop could help combat the country’s vitamin A deficiency

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