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News articles about "Microorganisms"

Saharan and Asian dust, biological particles end global journey in California

biological
A field study of aerosol impacts on clouds and precipitation in the Sierra Nevada shows that dust and microorganisms transported from as far away as the Sahara desert help to spur the precipitation that California ... - Read More

Is nanosilver toxic?

According to Finnish Estonian joint research with data obtained on two crustacean species there is apparently no reason to consider silver nanoparticles more dangerous for aquatic ecosystems than silver ions The results were reported in ... - Read More

How the Ocean loses nitrogen: Scientists identify key factor that controls nitrogen availability in the Ocean

Ocean, Nitrogen, nitrogen, Ocean
During an expedition to the South Pacific Ocean scientists from the Max Planck Institute for Marine Microbiology in Bremen along with their colleagues from the GEOMAR and Christian Albrechts University in Kiel discovered that organic ... - Read More

Pollution doesn't change the rate of droplet formation

Pollution, Pollution
When it comes to forming the droplets that make up clouds a little oily and viscous organic material apparently doesn't matter that much And that's good news for reducing the uncertainty of climate model predictions ... - Read More

Microbial biorefinery provides new insight into how bacteria regulate genes

Genes, Bacteria, Genes, bacteria
Digesting lignin a highly stable polymer that accounts for up to a third of biomass is a limiting step to producing a variety of biofuels Researchers at Brown have figured out the microscopic chemical switch ... - Read More

Scientists solve mercury mystery, taking big step toward protecting human health

Mercury
By identifying two genes required for transforming inorganic into organic mercury which is far more toxic scientists have just taken a significant step toward protecting human health Share This See Also Genes Human Biology Dentistry Chemistry ... - Read More

Nitrogen from pollution, natural sources causes growth of toxic algae, study finds

Nitrogen
Nitrogen in ocean waters fuels the growth of two tiny but toxic phytoplankton species that are harmful to marine life and human health warns a new study published in the Journal of Phycology Share This ... - Read More

Bugs in the Atmosphere: Significant microorganism populations found in middle and upper troposphere

Microorganism
In what is believed to be the first study of its kind researchers used genomic techniques to document the presence of significant numbers of living microorganisms principally bacteria in the middle and upper troposphere that ... - Read More

Wood on the seafloor: An oasis for deep-sea life

Energy, Energy, Energy, Bacteria
Sunken woods promote the dispersal of rare deep sea animals forming hotspots of biodiversity at the deep seafloor Share This See Also Marine Biology Fish Extreme Survival Oceanography Global Warming Earth Science Growth ring Deep ... - Read More

Great Oxidation Event: More oxygen through multicellularity

Oxygen, Oxygen , Oxygen
The appearance of free oxygen in Earth's atmosphere led to the Great Oxidation Event This was triggered by cyanobacteria producing the oxygen which developed into multicellular forms as early as 2.3 billion years ago As ... - Read More

New biochip technology uses tiny whirlpools to corral microbes

Engineering
Researchers have demonstrated a new technology that combines a laser and electric fields to create tiny centrifuge like whirlpools to separate particles and microbes by size a potential lab on a chip system for medicine ... - Read More

Engineering alternative fuel with cyanobacteria

Sandia National Laboratories Truman Fellow Anne Ruffing has engineered two strains of cyanobacteria to produce free fatty acids a precursor to liquid fuels but she has also found that the process cuts the bacteria's production ... - Read More
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