5,519 results
5,519 results for: Bacteria
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Dirty money harbors bacterial dangers
More than half of 68 dollar bills collected at a high school sporting event and a grocery store in Ohio hosted bacteria that commonly infect poeple in hospitals or those with depressed immune systems.
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The story correlates red tides in Florida with Saharan dust storms. The cover story of the same issue (“Dust, the thermostat,” p. 200: Dust, the Thermostat) dealt, in part, with dust blowing across the Mediterranean Sea and the Atlantic Ocean. Are there “red tides” in these areas? Are they correlated with Saharan dust? David D. […]
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Virgin birth infections shift wasp targets
Scientists have found a second bacterial infection that can cause an insect version of virgin births, but this one can affect the host that a wasp attacks.
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From the December 12, 1931, issue
SCIENCE AT THE WORLDS CROSSROADS Everybody has heard of Barro Colorado, the hill that was turned into an island, and was set aside as a great animal sanctuary; but only a few persons have ever set foot on it. In the nature of things, an animal sanctuary cannot be opened to crowds of visitors, so […]
- Animals
Mad Deer Disease?
Chronic wasting disease, once just an obscure brain ailment of deer and elk in a small patch of the West, is turning up in new places and raising troubling questions about risks.
- Health & Medicine
Antibiotic resistance is coming to dinner
Foods tainted with bacteria that antibiotics don't kill are a recipe for more serious—even lethal—infections.
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Small Wonder: Microbial hitchhiker has few genes
Scientists have identified a microbe with remarkably few genes living on another microbe on the ocean floor.
- Earth
Ocean View
Ocean observatories have revealed unexpected discoveries, and now scientists want to widen the lens.
- Health & Medicine
Survivors’ Benefit?
Smallpox outbreaks throughout history may have endowed some people with genetic mutations that make them resistant to the AIDS virus.
- Health & Medicine
Busting the Gut Busters
Scientists are uncovering a cache of specialized weaponry used by bacteria that can spear holes in the intestine, perforate it, force it to change shape, and then spew toxins that attack other organs.
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Do bacteria swap genes in deadly game?
The genome of a toxic Escherichia coli strain shows that the pathogen had picked up chunks of DNA from unrelated, ineffective bacteria, acquiring unpleasant traits that can send people to the hospital.
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A More Perfect Union
Forsaking life in the outside world, endosymbiotic bacteria of some insects traded freedom and nutrients for life inside a cell.
