Bacteria

Cats can be infected with plague by flea bites or by eating infected rodents.

Oregon Resident Catches Rare Case of Plague, Likely From Their Cat

The patient was treated during the earlier stages of disease, so the community faces little risk, according to health officials

The archive was found by a direct descendant of Herman Matzinger, the doctor who performed McKinley's autopsy.

Newly Discovered Papers From President McKinley's Assassination Are for Sale

The archive belonged to Herman Matzinger, who performed the autopsy on the 25th president and conducted a bacteriological analysis to rule out the possibility of poison-tipped bullets

Researchers studied climate fluctuations in Roman Italy between 200 B.C.E. and 600 C.E.

Plagues That Ravaged the Roman Empire Were Linked to Periods of Cold Weather

The changing climate may have had ripple effects that made people more susceptible to disease, new research suggests

Cyanobacteria, or blue-green algae, on the surface of a lake. Bacteria were the first organisms to photosynthesize, creating the oxygen essential for the evolution of life on Earth.

Scientists Uncover the Earliest Fossil Evidence of Photosynthesis

Ancient cyanobacteria contained structures for producing oxygen around 1.75 billion years ago, according to a new study

Matabele ants will tend to the wounds of their nest-mates that have had their legs bitten off by termites.

These Ants Can Diagnose and Treat Their Comrades' Infected Wounds

Matabele ants in sub-Saharan Africa often sustain injuries while hunting termites—and their survival strategy may help humans fight infections, too

What makes cheddar so good? A community of microorganisms working in harmony.

What Makes Cheddar Cheese Taste So Good?

After a year-long cheddar-making experiment, scientists have unraveled the microbial underpinnings of the cheese's buttery flavor

Keālia Pond National Wildlife Refuge

Could Climate Change Cause More Lakes to Turn Bright Pink?

While rosy-hued waters exist naturally around the world, a pond in Hawaii recently turned pink, and Australian scientists say the same could happen there

The biocrust is made up of lichen, mosses and cyanobacteria.

Parts of China's Great Wall Are Protected by a 'Living Cover' of Biocrusts

The layer of lichen, moss and cyanobacteria helps shield the historic structure from erosion, a new study finds

The number of African elephants, which are endangered, has been declining in recent years due to factors including habitat loss and poaching. A new study identifies a bacterium that could also continue to pose a threat to the elephants.

Bacteria to Blame for Elephant Deaths in Zimbabwe

Researchers are just now uncovering what may have killed 35 of the animals three years ago

Researchers have isolated phages from zoo-dwelling lemurs, giraffes, binturongs, Visayan pigs and Guinea baboons that might help fight diabetic foot ulcers.

Viruses Found in Animal Poop May One Day Treat Diabetic Foot Ulcers, Scientists Say

Known as bacteriophages, the specialized viruses could hijack and kill drug-resistant bacteria

Consumer products made from carbon capture can't undo the damage we’ve done to our planet—but each of them exists thanks to innovations that could. 

Little Luxuries Made With Captured Pollution Hint at Big Frontiers in Climate Science

Entrepreneurs are using jewelry, fragrances and clothing to demonstrate what’s possible with repurposed carbon—and environmentalists have questions

The so-called puss caterpillars have sharp spines that can inject powerful venom into humans.

Scientists Reveal Why Asp Caterpillar Stings Are So Excruciatingly Painful

A toxin in the insect's venom, which can punch a hole in cell walls, could inspire new drug-delivery methods in humans

The Charterhouse Warren site in Somerset, England, in 1972. Researchers detected the DNA of plague-causing bacteria in the 4,000-year-old remains of two people found there.

4,000-Year-Old DNA Is the Oldest Evidence of Plague in Britain

Scientists found DNA of the plague-causing bacteria in the teeth of three Bronze Age people buried at two different sites

Technician Yesmarie De La Flor prepares cultures of probiotics in the Smithsonian Marine Station’s microbiology laboratory in Fort Pierce, Florida. These probiotics were used for testing on diseased corals.

Probiotics May Help Corals Fight a Dangerous Disease Off Florida’s Coast

The new treatment shows promise in lab experiments

A digitally colorized view of Vibrio vulnificus bacteria under a scanning electron microscope

These Flesh-Eating Bacteria Are Thriving Because of Climate Change

New research finds that infections caused by Vibrio vulnificus have increased over the last 30 years and expanded to new geographic areas

Researchers suspect a 75-year-old Alabama man came down with tickborne relapsing fever after being bitten by a lone star tick.

Man's Rare Tickborne Illness Was Caused by an Unexpected Bacteria

Until now, the bacteria from a lone star tick had not been reported to cause tickborne relapsing fever

Dog waste bags outside a park in Queens, New York. The maximum fine for not picking up your dog's waste in New York City is $250.

Shoes Carry Poop Bacteria Into NYC Buildings, Study Finds

With "absolutely astonishing" amounts of fecal bacteria on city sidewalks, an expert recommends removing shoes before entering homes

Fungi and bacteria play a big part in shaping the flavor and texture of cheese.

The Science Behind Your Cheese

The food is not just a tasty snack—it’s an ecosystem

A group of zebrafish

Gut Bacteria Might Shape Social Behavior

A study of zebrafish reveals the mix of microbes in the intestinal tract could influence brain development

The one-minute clip shows the Titanic's bow, portside anchor, hull and massive anchor chain

See the Highest-Resolution Footage of the Titanic Ever Captured

Commercial exploration company OceanGate Expeditions recorded the 8K clip during its 2022 expedition to the wreck of the ill-fated luxury liner

Page 1 of 7