Behavioral Science News

September 15, 2026

Top Headlines

Crocodiles Are Famous for Finding Their Way Home. These Ones Didn’t

Sep. 14, 2026 Captive-raised saltwater crocodiles released into Bangladesh’s Sundarbans surprised scientists by settling into the wild rather than trying to return to their breeding facility. The result suggests that releasing larger, mature captive crocodiles ...

The Secret to Longer Life May Be Hidden in Bat DNA

Sep. 11, 2026 Long-lived bats appear to combine powerful immune defenses with unusual strategies for eliminating damaged cells, potentially helping them avoid cancer and disease for decades. Researchers hope these genetic tricks could eventually reveal new ways ...

Wasps Are Disappearing This Summer, and Scientists Are Worried

Sep. 11, 2026 Britain’s wasps have become mysteriously scarce this summer, and scientists suspect an unusual combination of temperature swings, heatwaves, and food shortages may be responsible. Even the wasps that remain appear unusually small, potentially ...

“Parachute Science” Is Failing the Tropics, Home to More Than 80% of Insect Species

Sep. 9, 2026 Insects quietly hold much of the natural world together, yet conservation efforts are overlooking the tropical regions where more than 80 percent of insect species live. Monash University researchers ...

Stanford Scientists Discover a Seafood That Can Reverse Signs of Aging

Sep. 4, 2026 A substance found in edible sea squirts appeared to reverse several signs of aging in older mice. Plasmalogen supplements improved memory and learning, strengthened connections between brain cells, reduced inflammation, and even helped the mice grow ...

Bats Carry Dangerous Viruses Without Getting Sick. This May Be Why

Sep. 3, 2026 Scientists discovered that more than 500 species of vesper bats possess two separate sets of antibody genes, an immune arrangement never before found in mammals. The surprising system could help explain how bats tolerate so many viruses without ...

Why Are so Many Dead Bumblebees Appearing on Sidewalks?

July 29, 2026 Bumblebees naturally have short lives, but extreme heat and human activity are making survival harder. Pesticides can poison bees or destroy the flowers they depend on, while habitat loss leaves them with fewer safe places to live and feed. ...

Scientists Warn Invasive Asian Mantises Are Threatening Europe's Wildlife

July 11, 2026 Two striking Asian praying mantis species that have rapidly spread across Europe have now been officially classified as invasive, raising new concerns about their impact on native wildlife. Boosted by climate change and urban environments, these ...

This Common Pesticide May Be Quietly Wiping Out Future Bumblebees

July 10, 2026 A next-generation pesticide designed to kill crop pests may also be interfering with the reproductive health of bumblebees. Researchers discovered that low-dose exposure to sulfoxaflor changed gene activity, especially in tissues involved in ...

Mountain Lions Changed Everything in This Tiny California Preserve

June 27, 2026 A surprising ecological makeover unfolded when mountain lions began frequenting a small preserve south of San Francisco. Deer activity dropped, plants recovered, and shifts among predators like coyotes, bobcats, and foxes followed. The study shows ...

Why Sweden’s Wolverine Conservation Success Story Is Unraveling

June 1, 2026 A world-famous conservation program that helped save Sweden’s endangered wolverines is now struggling as funding stagnates and local trust erodes. Researchers say the decline offers a cautionary lesson: protecting wildlife requires long-term ...

A New York Cemetery Was Hiding 5.5 Million Bees Underground

May 28, 2026 A casual walk through an Ithaca cemetery led to the discovery of a gigantic hidden bee population — roughly 5.5 million ground-nesting bees packed beneath the soil. Scientists believe it may be one of the largest bee aggregations ever documented ...

Latest Headlines

updated 11:21pm EDT

66-Million-Year-Old Feather in Dinosaur Poop May Reveal Why Birds Survived the Asteroid

Sep. 11, 2026 A feather discovered inside 66-million-year-old fossilized dinosaur poop may help explain why modern birds survived the asteroid catastrophe. The ...

The American “cheetah” Wasn’t a Cheetah at All

Sep. 8, 2026 The extinct “American cheetah” was not really a cheetah at all, but a puma relative with an unexpectedly flexible lifestyle. Fossils from the Yukon suggest northern populations survived partly by ...

Doctors Saved This Rare Monkey from Amputation. Months Later, She Gave Birth

Sep. 7, 2026 A critically endangered roloway monkey has given birth just months after surgeons performed an unusual operation that saved her foot from amputation. ...

A Coffee-Table-Size Scorpion Roamed Earth Before Forests Existed

Sep. 2, 2026 A meter-long scorpion with massive pincers stalked ancient Britain 415 million years ago, long before forests and the better-known age of giant insects. Its surprising size and possible semi-aquatic ...

Fossil Feet May Be Misleading Scientists About Human Evolution

Aug. 31, 2026 Wild monkeys in West Africa can climb vertical tree trunks using foot flexibility scientists did not realize they possessed. The discovery challenges a key assumption about what the last common ...

Chimpanzees Have Been Hurling Rocks at the Same Trees for More Than a Decade

Aug. 28, 2026 Some chimpanzees in West Africa repeatedly throw rocks at particular trees, creating piles of stones that can remain in use for more than a decade. ...

Your Dislike of Eating Bugs May Be 9,000 Years Old

Aug. 27, 2026 Ancient teeth and human DNA are revealing a surprising history of insect eating. Modern humans in northern Eurasia appear to have eaten insects only occasionally, while Neanderthals may have consumed ...

324-Million-Year-Old Fossil Reveals How Insects Conquered Land

Aug. 27, 2026 Ancient fossils suggest insects conquered land through a long amphibious phase rather than making an abrupt jump from water to dry ground. A newly identified 324-million-year-old species still ...

This 23-Foot Crocodylian May Have Ruled South America’s Food Chain

Aug. 19, 2026 Miocene South America was packed with giant prey—and the predators hunting them were just as spectacular. Fossil bite marks suggest crocodylians, especially the enormous Purussaurus neivensis, were ...

A 60-Year-Old Theory About Ants, Bees and Wasps May Be Wrong

Aug. 15, 2026 Scientists have long thought an unusual genetic system helped ants, bees, and wasps evolve their extraordinary social colonies. A massive new analysis suggests that genetics alone can’t explain ...

These Insect Submariners Survive Depths That Should Crush Them

July 27, 2026 Lake fly larvae plunge more than 200 meters into Lake Malawi each day to hide from predators, using tiny air sacs to control their depth. A rubber-like material called resilin lets them expand or ...

Scientists Discover the Hidden Brain Switch That Assigns Bees Their Jobs

July 22, 2026 Researchers found that specific brain circuits help decide which jobs bees perform as they age. When those circuits were switched off, older worker bees began caring for the queen again instead of ...

Ant Brains Reveal How Evolution Turned Hunger Into Parenting

Aug. 1, 2026 Ant parenting may have evolved from the same brain systems that once controlled hunger. Researchers found that two chemical signals push clonal raider ants toward either caring for larvae or leaving ...

This Newly Discovered Ballista Spider Catapults Ants Into a Deadly Trap

June 26, 2026 Scientists have discovered a “ballista spider” that builds a spring-powered silk trap designed specifically to catch aggressive green tree ants. The ant unknowingly triggers the mechanism itself, ...

The Secret Language Behind Animal Cooperation

June 20, 2026 Animals from different species often rely on surprisingly sophisticated communication to work together, whether finding food, cleaning parasites, or gaining protection. New research suggests these ...

Scientists Mapped Every Neural Connection in a Fruit Fly and Found a Surprise

June 10, 2026 A groundbreaking new connectome maps every neural connection in an adult fruit fly’s central nervous system, creating an unprecedented view of how the brain and body work together. The findings ...

Scientists Stunned as Bumble Bees Solve a Classic Intelligence Test

July 2, 2026 Bumble bees astonished researchers by inventing a new way to reach a hidden reward, despite never being taught the trick. The discovery adds to growing evidence that these tiny insects are far ...

This Four-Winged Dinosaur May Have Terrorized Earth's Earliest Birds

June 23, 2026 A newly discovered feathered dinosaur called Jian changmaensis may be the missing predator responsible for mysterious piles of crushed prehistoric bird bones in China. The four-winged glider, a close ...

Your Brain Starts Making Social Decisions Before You Do

June 2, 2026 Researchers found that social behavior begins in the brain before it becomes visible as movement. In zebrafish, a coordinated pattern of activity spread across the brain several seconds before the ...

This Blood-Feeding Fly Sacrifices Its Sight After Finding a Host

June 2, 2026 Deer keds rely on flight and vision to find a host, but everything changes once they land. After shedding their wings forever, these parasites reduce the activity of key vision-related genes by about ...

Queenless Wasp Colonies Explode Into Chaos but Hidden Helpers Save Them

May 26, 2026 When a queen wasp suddenly disappears, her colony doesn’t calmly choose a successor — it erupts into chaos. Researchers found that female wasps immediately begin battling for power, shattering ...

Scientists Discover Giant Sea Predator Tylosaurus Rex That Terrorized Ancient Oceans

May 23, 2026 A colossal new sea predator named Tylosaurus rex has been identified from fossils found in Texas, revealing a brutal 43-foot-long hunter that ruled ancient oceans 80 million years ago. The discovery ...

Scientists Discover Inherited Traits That Break Mendel’s Laws of Genetics

June 1, 2026 A major mouse study found that some inherited traits are passed down through epigenetic changes that break the classic rules of genetics. Researchers discovered hundreds of cases where these chemical ...

Humpback Whale Breaks Migration Record With 15,000 Kilometer Ocean Journey

May 19, 2026 Scientists have uncovered an astonishing new chapter in humpback whale migration: two whales were found to have traveled between breeding grounds in Australia and Brazil, crossing more than 14,000 ...

Scientists Think They’ve Cracked the Mystery of Human Right-Handedness

May 18, 2026 A new study suggests humans became overwhelmingly right-handed because of two major evolutionary shifts: walking on two legs and developing much larger brains. Researchers found that as human ...

Oak Trees Are Delaying Spring to Starve Caterpillars

May 5, 2026 Oak trees have a surprising trick to fight back against hungry caterpillars: they simply wait. When trees are heavily attacked one year, they delay leaf growth by just three days the next ...

This Prehistoric Fish May Explain How Animals First Walked on Earth

May 25, 2026 Scientists have peered inside the skull of a 380-million-year-old Antarctic fish that was closely related to the first animals to walk on land, revealing surprising clues about how life began its ...

100-Million-Year-Old Bug Had Crab-Like Claws Unlike Any Known Insect

May 25, 2026 Deep inside 100-million-year-old amber from Myanmar, scientists uncovered a bizarre ancient bug with clawed front legs that look more like a crab’s pincers than anything seen in modern insects. The ...

Scientists Discover “cleaner Ants” That Groom Giant Ants in Arizona Desert

Apr. 14, 2026 In the Arizona desert, scientists have uncovered a bizarre and almost unbelievable partnership between ants: tiny cone ants acting as “cleaners” for much larger harvester ants. Instead of ...

The People You Live With Could Be Changing Your Gut Bacteria

Apr. 13, 2026 Spending time with close companions might do more than strengthen bonds—it could also reshape your gut bacteria. In a study of island birds, those with stronger social ties shared more gut ...