5,518 results
- Life
Michelle O’Malley seeks greener chemistry through elusive fungi
Michelle O’Malley studies anaerobic gut fungi, microbes that could help make chemicals and fuels from sustainable sources.
- Humans
Personalized diets may be the future of nutrition. But the science isn’t all there yet
How a person responds to food depends on more than the food itself. But what exactly is still a confusing mix of genes, microbes and other factors.
- Ecosystems
To save Appalachia’s endangered mussels, scientists hatched a bold plan
Biologists have just begun to learn whether their bold plan worked to save the golden riffleshell, a freshwater mussel teetering on the brink of extinction.
- Health & Medicine
Why some children may get strep throat more often than others
Kids with recurrent strep throat appear to have a defective immune response to the bacteria that cause the infections, a study finds.
- Health & Medicine
Probiotics don’t help puking kids, two large trials suggest
Parents might want to spend their money on ginger ale and Jell-O instead.
- Life
A mash-up of yeast and E. coli shows how mitochondria might have evolved
An engineered partnership between yeast and E. coli suggests one way mitochondria may have evolved.
- Materials Science
50 years ago, bulletproof armor was getting light enough to wear
In 1969, bulletproof armor used boron carbide fibers. Fifty years later, bulletproof armor is drastically lighter and made from myriad materials.
- Life
Bird eggs laid in cold climates are darker, which may keep eggs warm
A global survey of bird egg color reveals a simple trend: the colder the climate, the darker the egg.
- Earth
These light-loving bacteria may survive surprisingly deep underground
Traces of cyanobacteria DNA suggest that the microbes live deep below Earth’s surface.
- Neuroscience
Messing with fruit flies’ gut bacteria turns them into speed walkers
Without the right gut microbes, fruit flies walk faster and take shorter rests, results that highlight a new connection between the gut and brain.
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These are the most-read Science News stories of 2019
From carbon nanotubes to vitamin D, Science News online readers had a wide variety of favorite stories on our website.
- Earth
Flooding Earth’s atmosphere with oxygen may not have needed a triggering event
Building an oxygen-rich world doesn’t require volcanism, supercontinent breakups or the rise of land plants — just nutrient cycling, a study finds.
