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A male wrinkle-faced bat (Centurio senex) seen dangling from his perch. Beneath his chin is a furry skin fold that he pulls up to cover the lower half of the face like a mask during courtship.

New Research

These Bats Mask Up to Woo Mates

Male wrinkle-faced bats use a furry neck flap to cover their faces while serenading the opposite sex in never-before-seen behavior

In some states, the odds of having a Covid-positive guest at a ten-person dinner are as high as 80 percent.

Are Small Gatherings Driving Recent Covid-19 Surges? Policymakers and Scientists Are at Odds

Data suggests that universities, indoor dining and large parties may be the bigger culprits

Charles Darwin in 1857, photograph by Maull and Fox

Two Darwin Notebooks Quietly Went Missing 20 Years Ago. Were They Stolen?

Staff at Cambridge University Libraries previously assumed that the papers had simply been misplaced in the vast collections

Monarch butterfly caterpillars will headbutt each other when food is scarce, according to new research.

New Research

Monarch Caterpillars Butt Heads Over Milkweed

A new study finds the colorful butterfly larvae will aggressively lunge at each other in pursuit of an extra mouthful of food

The Deserted Cottage (circa 1797) is the original drawing for Constable's only surviving etching from the period.

Cool Finds

Early John Constable Sketches Spent 200 Years Forgotten in a Family Scrapbook

The four watercolor drawings and pencil portraits will be featured in an upcoming Sotheby’s sale

A new report finds platypus numbers are declining in Australia, prompting the authors of the report to call for the species to be listed as endangered.

New Research

Platypuses Lost 22% of Their Habitat Over Last 30 Years

The startling finding comes in a report that documents the iconic Australian animal’s decline and recommends increased legal protections

Tomova used a functional magnetic resonance imaging machine to see how participants' brains responded to images of drool-worthy food and social gatherings.

Why Hunger and Loneliness Activate the Same Part of the Brain

The study suggests that social interaction isn’t just comforting or fun—it’s a human need

Local officials approved plans to install the statue on St. Peter's Hill in Grantham.

Why a Planned Statue of Britain’s ‘Iron Lady,’ Margaret Thatcher, Is So Polarizing

Set to be installed in the prime minister’s hometown of Grantham next year, the ten-foot-tall work has both supporters and detractors

70 percent of drowning deaths in Canada involve lake ice, and these accidents are becoming more common as climate change causes more temperature swings and moderate weather

New Research

Climate Change Causes Weaker, More Dangerous Lake Ice

Global warming causes temperature swings that leave ice weakened for days, with deadly consequences

Student researchers analyzed this leaf from a Book of Hours (left), a devotional Christian manuscript that dates to the 15th century. The students found traces of French cursive writing beneath the visible text (right). The cursive was likely scraped away to make the parchment reusable for the illuminated Gothic script.

Cool Finds

College Sophomores Discover Hidden Text in Medieval Manuscript

Students at Rochester Institute of Technology used a self-developed UV imaging system to assess a 15th-century religious document

Local residents walk through the damaged Ghazanchetsots Cathedral, or Holy Savior Cathedral, in Shushi. Azerbaijani forces targeted the cathedra during a six-week offensive designed to regain control of the region.

Why Scholars, Cultural Institutions Are Calling to Protect Armenian Heritage

After six weeks of fighting in Nagorno-Karabakh, Armenia agreed to cede control of territories in the contested region to Azerbaijan

Can you see the plant in this picture? This small brown Fritillaria delavayi has evolved camouflage in response to heavy harvesting by humans. The more closely the plant mimics its environment, the harder it is for humans to find and harvest the plant.

New Research

Medicinal Plant May Have Evolved Camouflage to Evade Humans

In places where people harvest the plant most aggressively, its color has changed to blend in with the rocky environment

McCubbin's Found spent 115 years hidden beneath the surface of The Pioneer, a 1904 painting widely heralded as one of Australia's greatest masterpieces.

Cool Finds

Missing Australian Masterpiece Spent 115 Years Hiding in Plain Sight

Impressionist Frederick McCubbin painted “The Pioneer” (1904) over an earlier work titled “Found”

The highest concentration of microplastics—119 particles per quart of water—were found around Everest Base Camp, where climbers spend time resting, regrouping and acclimatizing to the high elevation.

Even Mount Everest, the World’s Tallest Peak, Can’t Escape Microplastics

At 27,690 feet in elevation, the mountain is the highest point above sea level where microplastics have been detected

Children who have been infected with the virus often experience mild or no symptoms at all, making them less likely to get tested.

Covid-19

More Than 1 Million U.S. Children Have Had Covid-19 Since the Start of the Pandemic

Almost 112,000 children tested positive during a one-week period ending on November 12, the largest single week increase in coronavirus cases in kids

Archaeologists made plaster casts of the pair, who are thought to be a high-status older man and a younger enslaved individual.

Cool Finds

Well-Preserved Remains of Two Vesuvius Victims Found in Pompeii

The pair’s clenched feet and hands testify to the agonizing nature of their death by thermal shock

The Blue Ring Nebula is invisible to the human eye, but telescopes can measure the ultraviolet light, which is shown here in blue.

New Research

Astronomers Crack the Case of the Blue Ring Nebula

The source of the dazzling display puzzled scientists for more than a decade

An Italian art historian posits that the red chalk drawing of Jesus is a study for Leonardo's Salvator Mundi.

Art Historian Claims a Newly Discovered Drawing Is the Work of Leonardo da Vinci

Much like “Salvator Mundi,” the proposed da Vinci sketch is likely to attract intense scrutiny

An American dog tick (Dermacentor variabilis) on a human finger.

New Research

Higher Temperatures Make Some Ticks Pick Humans Over Dogs

The study’s results suggest certain tick-borne diseases could become even more prevalent as climate change heats up the planet

Teams of engineers looked for remedies to help save the telescope, but repairs would be too risky for a construction team to safely undertake.

After Suffering Irreparable Damage, It’s Lights Out for the Arecibo Observatory’s Iconic Telescope

The 1,000-foot telescope has been a pillar for astronomical research, leading to some of the cosmos’ most exciting discoveries

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