"Portrait of Harriet Tubman," 1868-69

Library of Congress Puts Spotlight on 440 Snapshots Culled From Archive of 14 Million

About 300 of the images have been newly digitized, and 200 of these are free for public use

An artist's rendering of the Lingwu Amazing Dragon

‘Amazing Dragon’ Fossils Unearthed in China Rewrite Story of Long-Necked Dinosaurs

The dino family emerged 15 million years earlier than previously thought

Willem de Kooning photographed in studio

Art Dealer Discovers Six Alleged Willem de Kooning Paintings in New Jersey Storage Locker

Boxes labeled with artist's name were found among the 200 abandoned works

The spider’s tastes are shifting away from springtails, triggering a cycle of events that could serve as a welcome deterrence to Arctic climate change

How the Wolf Spider’s Diet May Help Keep the Arctic Cool

As temperatures rise, the spider dines differently, resulting in a cascade of effects in the Arctic

Archaeologists unearthed a 14-room home, likely used by a commander of Emperor Hadrian's Praetorian Guard, back in March

Construction on Rome’s Newest Subway Line Is Revealing a Trove of Ancient Treasures

Archaeologists have unearthed 2,000-year-old barracks, a military commander’s home and thousands of artifacts

Yves Klein's "Jonathan Swift" stands alongside the Blenheim Palace's collection of Old Master portraits

See Yves Klein's Experimental Art Take Over the Palatial Blenheim Estate

Paintings and sculptures rendered in Klein’s signature blue stand alongside Old Masters, 18th-century baroque stylings

To physicist Michael Pravikoff, the study is more about scientific curiosity than a tangible threat to public safety

California Wine Shows Traces of Fukushima Fallout

Although cabernet bottled after the 2011 disaster contains double the amount of pre-Fukushima radiation, researchers say levels pose no health risk

The new horticultural center will be built at the RHS flagship garden in Wisley, Surrey

One Million British Botanical Treasures Will Be Digitized

Artifacts in the sprawling collection include a Chilean potato plant collected by Charles Darwin and 18th-century lavender

Political cartoonist Thomas Nash lampooned Victoria Woodhull as "Mrs. Satan" in this 1872 sketch featured in Harper's Weekly

New York Museum Sorts Through Its Collections to Highlight 15 "Rebel Women" of the 1800s

Museum of the City of New York's latest exhibition puts the spotlight on these 19th-century women who defied Victorian ideals

Researchers used 1,000 years’ worth of built-up sediment found at the bottom of the valley’s Lake Huilla to create a timeline of the area’s population—and depopulation

This Lake Tells the Story of Ecuador’s Decimated Indigenous Quijo Civilization

In 1541, roughly 35,000 Quijos lived in the valley. By the 1580s, they had vanished, leaving little evidence of their existence behind

The Cairns Broch site in Orkney, Scotland

Archaeologists Find 2,000-Year-Old Wooden Bowl, Strands of Hair in Northern Scotland

The Iron Age artifacts were sealed in a subterranean chamber of the Cairns Broch, a tower-like stone structure

The Meghalayan Age’s “timestamp” is an isotopic shift found in a single stalagmite growing from the floor of the Mawmluh Cave in Meghalaya, India

Welcome to the Meghalayan Age, the Latest Stage in Earth’s 4.54-Billion-Year History

Geologists say the stage began 4,200 years ago, when a global mega-drought devastated agricultural societies

To create her dazzle camouflage design, Auerbach used a process known as marbling, or swirling pools of ink on paper to generate fluid patterns

NYC Fireboat Rebranded in Vibrant Dazzle Camouflage to Commemorate WWI

Vessels cloaked in clashing colors, patterns attempted to confuse U-boat commanders by distorting their perception of a ship’s speed, size and location

Archaeologists unearthed the 14,400-year-old breadcrumbs while excavating a pair of stone fireplaces in northeast Jordan

Archaeologists Discover Evidence of Bread Baked Before Advent of Agriculture

The bread, which was found in northeast Jordan, dates back about 14,400 years and likely resembled modern-day wraps

"Wheat Field with Cypresses," based on Vincent van Gogh

This Is What Robotic Art Looks Like in 2018

The 2018 RobotArt competition fielded more than 100 submissions entered by 19 teams from all over the world

Eight of 11 black rhinos translocated from Nairobi to Tsavo East National Park died after failing to adapt to the sanctuary's saltier water

Eight Endangered Black Rhinos Have Died in a Sanctuary

Preliminary investigation suggests the rhinos died as a result of salt poisoning

Behaviors requiring the most pressure were smashing bones for marrow and producing flint flakes

Did the Human Hand Evolve as a Lean Mean Bone-Smashing Machine?

Of nearly 40 things Pleistocene people might have done with their hands, getting to yummy marrow requires the most force and dexterity

The document actually consisted of multiple sheets of papyrus that had been glued together, perhaps to be used as book binding in a common form of medieval “recycling”

Researchers Unlock Secrets of Basel Papyrus

Now identified as a late antiquity medical document, the 2,000-year-old papyrus describes the phenomenon of female "hysterical apnea"

It took a 7.1 magnitude earthquake to unveil one of the pyramid’s oldest secrets: an ancient shrine buried about six-and-a-half feet below Tláloc’s main temple

Earthquake Reveals 12th-Century Temple Hidden Within Aztec Pyramid

The structure, which lay buried beneath two Aztec temples for centuries, is dedicated to the rain god Tláloc

To track down food and ensure the survival of the colony, worker bees must draw on their knowledge of smells, patterns and efficient routes to and from the hive

‘Safe’ Levels of Pesticide Still Hamper Bees’ Memory and Ability to Learn

Scientists analyzed data from more than 100 experiments detailed in 23 studies

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