News tagged with biological communities

Mixed bacterial communities evolve to share resources, not compete

New research shows how bacteria evolve to increase ecosystem functioning by recycling each other's waste. The study provides some of the first evidence for how interactions between species shape evolution when there is a ...

Biology / Cell & Microbiology

created May 15, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Satellite tagging cassowaries for more efficient management

(Phys.org) -- Wildlife researchers say they are making the cassowary conservation dollar go further by tracking the birds with satellite tags.

Biology / Ecology

created Apr 24, 2012 | popularity 5 / 5 (1) | comments 0

Study reveals unprecedented impact of Deepwater Horizon on deep ocean

Scientists report they have "compelling evidence" that the Deepwater Horizon oil spill has impacted deep-sea corals. Their study, published today in the journal Proceedings of the National Academy of Sciences utiliz ...

Space & Earth / Environment

created Mar 26, 2012 | popularity 4.5 / 5 (11) | comments 6 | with audio podcast

Competition is at the root of diversity in rainforests: study

Another attractive theory falls foul of the facts. A census of trees in rainforests on three continents has confirmed that competition plays a central role in structuring communities. This contradicts the so-called neutral ...

Biology / Ecology

created Jan 26, 2012 | popularity 4 / 5 (1) | comments 8 | with audio podcast

Dogs read our intent too: study

Dogs pick up not only on the words we say but also on our intent to communicate with them, according to a report published online in the Cell Press journal Current Biology on January 5.

Biology / Plants & Animals

created Jan 05, 2012 | popularity 4.8 / 5 (6) | comments 12 | with audio podcast

I wanna talk like you (oo)

The role of social structure in animal communication is hotly debated. Non-human primates seem to be born with a range of calls and sounds which is dependent upon their species. But overlying this there seems to be some flexibility ...

Biology / Plants & Animals

created Dec 16, 2011 | popularity not rated yet | comments 3

Researchers discover new way to form extracellular vesicles

Researchers at NYU Langone Medical Center have discovered a protein called TAT-5 that affects the production of extracellular vesicles, small sacs of membrane released from the surface of cells, capable of sending signals ...

Biology / Cell & Microbiology

created Nov 17, 2011 | popularity not rated yet | comments 0

Autistic mice act a lot like human patients

UCLA scientists have created a mouse model for autism that opens a window into the biological mechanisms that underlie the disease and offers a promising way to test new treatment approaches.

Biology / Cell & Microbiology

created Sep 29, 2011 | popularity 5 / 5 (2) | comments 0

Online activity grows in a similar pattern to those of real-life networks

The activity of online communities does not grow in line with the number of users, according to a model recently published in the European Physical Journal B.

Physics / General Physics

created Sep 01, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Biological communities studied at historical WWII shipwrecks along North Carolina

In the waters off the North Carolina coast, historically-significant World War II submarines and shipwrecks rest on the seafloor, a testament to a relatively unknown chapter in U.S. history. According to a new NOAA report, ...

Biology / Ecology

created Aug 25, 2011 | popularity not rated yet | comments 0

New study reveals bacteria from dog feces in outdoor air of urbanized air

Bacteria from fecal material -- in particular, dog fecal material -- may constitute the dominant source of airborne bacteria in Cleveland's and Detroit's wintertime air, says a new University of Colorado Boulder study.

Biology / Cell & Microbiology

created Aug 18, 2011 | popularity 5 / 5 (2) | comments 3

Physicists describe how to make time-reversed light pulses

(PhysOrg.com) -- By taking advantage of the properties of periodic systems, physicists have described how to efficiently time-reverse ultrashort electromagnetic pulses. Since a time-reversed pulse evolves ...

Physics / General Physics

created May 31, 2011 | popularity 4.4 / 5 (17) | comments 44 | with audio podcast feature

Proteins from male insects affect female behavior

(PhysOrg.com) -- For insects, as for humans, mating can involve complicated interactions between males and females, with each partner engaging in rituals or behaviors that influence the other.

Biology / Biotechnology

created Feb 23, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Sequenced genomes make good neighbors

(PhysOrg.com) -- To study the proteomes of organisms, a first step often involves using sequenced genomes in conjunction with mass spectrometric measurements for global protein identifications. But, how do ...

Biology / Biotechnology

created Jan 10, 2011 | popularity not rated yet | comments 0

Life thrives in porous rock deep beneath the seafloor, scientists say

Researchers have found compelling evidence for an extensive biological community living in porous rock deep beneath the seafloor. The microbes in this hidden world appear to be an important source of dissolved ...

Space & Earth / Earth Sciences

created Dec 07, 2010 | popularity 5 / 5 (9) | comments 2 | with audio podcast