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News tagged with microbial

Honoring the fundamental role of microbes in the natural history of our planet

Inspired by a 2009 colloquium on microbial evolution convened at the Galapagos Islands, a new book from ASM Press, Microbes and Evolution: The World That Darwin Never Saw celebrates Charles Darwin and his landmark publication ...

Biology / Cell & Microbiology

created May 30, 2012 | popularity not rated yet | comments 0

Report details efforts to improve, advance indoor microbial sampling

Humans spend greater than 90 percent of their time indoors, but we're never alone there. Bacteria and viruses, scientists estimate, make up half of the world's biomass—some 10 nonillion (1 followed by ...

Biology / Cell & Microbiology

created May 30, 2012 | popularity not rated yet | comments 0

Scientists evaluate different antimicrobial metals for use in water filters

Porous ceramic water filters are often coated with colloidal silver, which prevents the growth of microbes trapped in the micro- and nano-scale pores of the filter. Other metals such as copper and zinc have also been shown ...

Nanotechnology / Bio & Medicine

created May 24, 2012 | popularity 4 / 5 (1) | comments 1

Toxic mercury, accumulating in the Arctic, springs from a hidden source

(Phys.org) -- Environmental scientists at Harvard have discovered that the Arctic accumulation of mercury, a toxic element, is caused by both atmospheric forces and the flow of circumpolar rivers that carry ...

Space & Earth / Earth Sciences

created May 21, 2012 | popularity 3.7 / 5 (3) | comments 0 | with audio podcast

Mojave Desert tests prepare for NASA Mars Roving

(Phys.org) -- Team members of NASA's Mars Science Laboratory mission took a test rover to Dumont Dunes in California's Mojave Desert this week to improve knowledge of the best way to operate a similar rover, ...

Space & Earth / Space Exploration

created May 14, 2012 | popularity 5 / 5 (5) | comments 0

Protein analysis investigates marine worm community

(Phys.org) -- Techniques used by researchers from the Department of Energy's Oak Ridge National Laboratory to analyze a simple marine worm and its resident bacteria could accelerate efforts to understand more ...

Biology / Cell & Microbiology

created May 09, 2012 | popularity not rated yet | comments 0 | with audio podcast

Nutrient supply after algal bloom determines the succession of the bacterial population

Algal blooms can considerably interfere with summer holidays by the sea. In the coastal zone of temperate regions a spring algal bloom is not a sign of excessive nutrient input, but most of all a consequence ...

Biology / Cell & Microbiology

created May 04, 2012 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Bioalchemy: turning sludge into clear water

Biological treatment plus ozone can reduce the amount of sludge coming from wastewater treatment plants by a factor of ten

Space & Earth / Environment

created May 04, 2012 | popularity 4 / 5 (2) | comments 1

New harvesting approach boosts energy output from bacteria

A team of scientists from University of Colorado Denver has developed a novel energy system that increases the amount of energy harvested from microbial fuel cells (MFCs) by more than 70 times. The new approach also greatly ...

Technology / Energy & Green Tech

created Apr 25, 2012 | popularity 5 / 5 (1) | comments 0

Scientists discover multiple gene switches in Salmonella, offer new ways to curb infection

Scientists have discovered multiple gene switches in Salmonella that offer new ways to curb human infection. The discovery of the mechanisms of gene regulation could lead to the development of antibiotics to reduce the le ...

Biology / Cell & Microbiology

created Apr 23, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Research shows why one bacterial infection is so deadly in cystic fibrosis patients

Scientists have found why a certain type of bacteria, harmless in healthy people, is so deadly to patients with cystic fibrosis.

Biology / Cell & Microbiology

created Apr 23, 2012 | popularity not rated yet | comments 0

Intestinal flora of cockroaches and termites reflects these insects' family relationships, and divergent diets

Researchers at the Max Planck Institute for Terrestrial Microbiology, Marburg, Germany, have compared the microbial ecosystems in the intestines termites and cockroaches, with fascinating results. The research is published ...

Biology / Cell & Microbiology

created Apr 17, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Same samples, different analytical strategies, complementary inferences

(Phys.org) -- The results of two separate but complementary analyses on 400 samples of Hanford Site groundwater appeared together in the journal of the International Society for Microbial Ecology. The studies ...

Biology / Cell & Microbiology

created Apr 11, 2012 | popularity 1 / 5 (1) | comments 0

Egg Cetera #5: Nature's paradoxical packaging

In the fifth report of our Egg Cetera series on egg-related research, engineers and zoologists work together to discover the secrets of the eggshell.

Biology / Plants & Animals

created Apr 10, 2012 | popularity 5 / 5 (2) | comments 0

How would humans respond to first contact from an alien world?

According to Star Trek lore, it is only 51 years until humans encounter their first contact with an alien species. In the movie “Star Trek: First Contact,” on April 5, 2063, Vulcans pay a visit to ...

Space & Earth / Space Exploration

created Apr 06, 2012 | popularity 3.8 / 5 (22) | comments 118