5,489 results
- Health & Medicine
A catalog of all human cells reveals a mathematical pattern
Smaller cells occur in larger numbers in the human body, and cells of different size classes contribute equally to our overall mass.
- Microbes
Ancient bacteria could persist beneath Mars’ surface
Radiation-tolerant microbes might be able to survive beneath Mars’ surface for hundreds of millions of years, a new study suggests.
- Earth
When discussing flora and fauna, don’t forget ‘funga’
Conservation efforts often overlook fungi. That can change by using “mycologically inclusive language,” researchers say.
- Microbes
Watch: Recent microbial discoveries are changing our view of life on Earth
Videos capture the strange movements and predatory styles of protists — among the closest microbial cousins to multicellular life.
- Chemistry
One photon is all it takes to kick off photosynthesis
A single particle of light is the spark that begins the process of turning light to chemical energy in photosynthetic bacteria, a new study confirms.
- Life
‘Polyester bees’ brew beer-scented baby food in plastic cribs
Ptiloglossa bees’ baby food gets its boozy fragrance from fermentation by mysteriously selected microbes.
- Health & Medicine
What can period blood reveal about a person’s health?
The FDA recently approved a menstrual blood test for diabetes, the first diagnostic of any kind based on period blood. It may be just the beginning.
- Microbes
Meet some of the microbes that give cheeses flavor
Knowing which genus of bacteria is responsible for which flavor could open the door to new types of cheese.
- Health & Medicine
The United States was on course to eliminate syphilis. Now it’s surging
Science News spoke with expert Allison Agwu about what’s driving the surge and how we can better prevent the disease.
- Climate
Cow poop emits climate-warming methane. Adding red algae may help
Adding a type of methane-inhibiting red algae directly to cow feces cut down methane emission from the poop by about 44 percent, researchers report.
- Health & Medicine
Here’s how mysterious last-resort antibiotics kill bacteria
Scientists are finally getting a grip on how a class of last-resort antibiotics works — the drugs kill bacteria by crystallizing their membranes.
- Animals
Adult corals have been safely frozen and revived for the first time
Chunks of living corals could be frozen for safekeeping and revived later to restore reef ecosystems that are withering in warming seas.
