Microbes
- Health & Medicine
Explainer: What is a coronavirus?
Coronaviruses are a diverse family of disease-causing agents. Some cause the common cold. Newer ones have emerged to pose more serious threats to people.
- Microbes
Globetrotting microbes in airplane sewage may spread antibiotic resistance
Along with harder-to-kill microbes, airplane sewage contains a diverse set of the genes that let bacteria evade antibiotics.
- Microbes
Drug-resistant germs kill some 35,000 Americans each year
The new mortality rate may be way low, some experts say. Also troubling are two new germs that have emerged as big and urgent threats.
- Animals
Scientists Say: Species
This word describes organisms grouped by their similarities in genetics and physical traits. But defining species can be tricky.
- Animals
Cool Jobs: Poop investigators
Far from just being waste, poop is loaded with clues to the health, biology and behavior of whatever body produced it.
By Ilima Loomis - Animals
Mystery disease is killing Caribbean corals
Scientists are racing to pin down a new coral disease that’s “annihilating” whole species from Caribbean reefs.
- Microbes
Obesity in mice caused by defects in their immune system
Subtle defects in T cell function alter rodents’ microbiome and fat absorption, providing hints of what might also be going on in people.
- Agriculture
As infections ravage food crops, scientists fight back
Diseases threaten important food crops like cocoa beans, wheat and citrus. Scientists are working to understand these infections — and fight back.
- Animals
New treatment offers hope for bats battling white nose syndrome
A fungal disease that has wiped out millions of North American bats has a new challenger: antifungal bacteria. Infected bats treated with the germs had a good chance of surviving.
- Microbes
A surface crater in viruses may be key to keeping colds from spreading
A newly discovered pit on the surface of one family of viruses could help scientists fight the common cold and other infections.
- Microbes
Gut bacteria may affect how well your medicines work
Gut bacteria can chemically change the drugs people swallow. ID-ing a patient’s microbes might one day help doctors prescribe the most effective drugs.
- Health & Medicine
Bats are now the primary source of U.S. rabies deaths
Although human rabies is not common in the United States, it still occurs. But here dogs are no longer the likely source of this oft-lethal infection: Bats are.