5,618 results
5,618 results for: Bacteria
- Health & Medicine
Microbe Hunt: Novel bacterium infects immune-deficient people
A newfound bacterium can cause illness in people who have a rare, inherited form of immune deficiency.
- Health & Medicine
May I Propose a High-Fiber Toast?
Scientists have genetically modified wheat to boost a type of dietary fiber linked to numerous health benefits.
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The Sum of the Parts
Some researchers are breaking genomes into a collection of parts and precisely reassembling them to do a scientist's bidding.
- Health & Medicine
Open Water, Open Mouths: Scuba divers face infection risks
A new study takes a stab at quantifying the risks that waterborne bacteria and viruses pose to scuba divers.
- Ecosystems
Fish as Farmers: Reef residents tend an algal crop
A damselfish cultivates underwater gardens of an algal species that researchers haven't found growing on its own.
- Ecosystems
Life Underfoot: Microbial biodiversity takes surprising twist
When it comes to numbers of bacterial species, rainforest dirt is virtually a desert, but desert dirt bursts with biodiversity.
- Humans
Letters from the August 12, 2006, issue of Science News
Dates of contention Are the dates quoted in “Stones of Contention: Tiny Homo species tied to ancient tool tradition” (SN: 6/3/06, p. 341) correct? I didn’t think Homo existed as a genus 840,000 years ago. David AdamsBoothwyn, Pa. Fossil finds indicate that the Homo genus originated roughly 2.4 million years ago.—B. Bower No juicy story […]
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Just because living organisms were found in extreme conditions does not necessarily mean they were created in these localities. Another possibility is that the creation of life took place under more amenable conditions and that these organisms, through evolution, gradually adapted as the conditions changed. We shouldn’t assume that just because bacteria were found on […]
- Health & Medicine
Raisins may combat cavity-causing bacteria
Raisins may fight the bacteria that cause cavities rather than contribute to tooth decay.
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Biofilm-producing bacteria could stabilize buildings
Bacteria that ooze a sticky matrix could help stabilize the soil beneath structures in earthquake-prone areas.
- Health & Medicine
Ear Protection: Combo vaccine prevents some infections
A vaccine that triggers immunity against two common bacteria can prevent many ear infections in babies.
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