A new, sustainable disinfectant made from sawdust and water can knock out more than 99 percent of some disease-causing microbes, including anthrax and several strains of flu. Widespread use of…
Category: Life
Drug-resistant bacteria evolved on hedgehogs long before the use of antibiotics
Beneath the prickly spines of European hedgehogs, a microbial standoff may have bred a dangerous drug-resistant pathogen long before the era of antibiotic use in humans. It’s no question that…
A bacteria-virus arms race could lead to a new way to treat shigellosis
When some bacteria manage to escape being killed by a virus, the microbes end up hamstringing themselves. And that could be useful in the fight to treat infections. The bacterium…
Gut bacteria let vulture bees eat rotting flesh without getting sick
Mention foraging bees and most people will picture insects flitting from flower to flower in search of nectar. But in the jungles of Central and South America, “vulture bees” have…
Are viruses alive, not alive or something in between? And why does it matter?
Villain. Killer. Menace. Since 2020, scientists and public officials have used these words to describe SARS-CoV-2, the virus that causes COVID-19. News articles, research papers and tweets repeatedly personify the…
3.42-billion-year-old fossil threads may be the oldest known archaea microbes
Threadlike filaments pressed in rock may be the remnants of archaea that burped methane near hydrothermal vents 3.42 billion years ago. If so, these strands in rock excavated in South…
Lithium mining may be putting some flamingos in Chile at risk
Flamingos may be a kind of canary in the coal mine when it comes to warning of a hidden cost of green technologies. Lithium mining appears to be a major…
A new saber-toothed mammal was among the first hypercarnivores
Nearly 42 million years ago, a fearsome bobcat-sized creature prowled the forests of what is now San Diego. Unlike most animals at the time, it was a hypercarnivore, built to…
A new saber-toothed mammal was among the first hypercarnivores
Nearly 42 million years ago, a fearsome bobcat-sized creature prowled the forests of what is now San Diego. Unlike most animals at the time, it was a hypercarnivore, built to…
How to make irresistible traps for Asian giant hornets using sex
Male Asian giant hornets captivated by the chemical signals of a ready-to-mate queen could one day find themselves stuck in a trap instead. In a new study, scientists identified three…
