Search Results for: Bacteria
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5,616 results for: Bacteria
- Genetics
Jumping genes play a big role in what makes us human
Jumping genes have been a powerful force in human evolution.
- Animals
‘Silent Sparks’ illuminates fascinating world of fireflies
In a new book, a firefly researcher explores why scientists and kids alike are captivated by lightning bugs.
By Sid Perkins - Life
Extinction in lab bottle was a fluke, experiment finds
Extinction in a bottle was a random catastrophe, not survival of the fittest.
- Life
Year in review: Microbe discoveries spur rethink of treetop of life
Microbes discovered in Arctic mud this year could be the closest relatives yet found to the single-celled ancestor that made life so complicated.
By Susan Milius - Genetics
Big biological datasets map life’s networks
Expanding from genomics to multi-omics means stretching data capacity, but it may lead to a future of early diagnosis, personalized medicine and hardy crops.
- Animals
Chemical behind popcorn’s aroma gives a bearcat its signature scent
Bearcats smell like popcorn. Now scientists now why: The chemical responsible for popcorn’s alluring scent has been found in bearcat pee.
- Health & Medicine
Zika, psychobiotics and more in reader feedback
Readers respond to the April 2, 2016, issue of Science News with thoughts on Zika virus, planetary science, microbes in mental health and more.
- Plants
Defense hormones guide plant roots’ mix of microbes
Plants use salicylic acid to attract some bacteria to roots and repel others.
- Life
Signs of food allergies may be present at birth
Overactive immune cells may prime babies for food allergies.
- Chemistry
Bacteria staining method has long been misexplained
New research upends what scientists know about a classic lab technique, called gram staining, used for more than a century to characterized and classify bacteria.
By Beth Mole - Life
Superfast evolution observed in soil bacteria
Natural selection resurrects flagella in soil bacteria in just four days.
- Health & Medicine
Instead of starving a cancer, researchers go after its defenses
There may be ways to block tumors from adapting and outrunning the body’s defenses.
By Laura Beil