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News tagged with ph level

Sea cucumbers could be key to preserving coral reefs

(PhysOrg.com) -- Tropical sea cucumbers could play a key role in saving coral reefs from the devastating effects of climate change, say scientists at One Tree Island, the University of Sydney's research station ...

Space & Earth / Environment

created Jan 31, 2012 | popularity 5 / 5 (4) | comments 1

Scientists pioneer new concrete corrosion sensors

Scientists at Queen's University Belfast have made a major breakthrough in developing sensors which dramatically improve the ability to spot early warning signs of corrosion in concrete.

Technology / Engineering

created Jan 25, 2012 | popularity 5 / 5 (1) | comments 2

Bubble-propelled microrockets could operate in the human stomach

(PhysOrg.com) -- Recently, researchers have been designing a wide variety of self-propelled micromotors, many of which operate using an oxygen-bubble propulsion mechanism that requires a high concentration ...

Chemistry / Other

created Jan 18, 2012 | popularity 4.9 / 5 (12) | comments 0 | with audio podcast feature

Researchers discover a compound that controls Listeria

In a year when cantaloupe tainted with the bacterium Listeria monocytogenes killed 30 people, the discovery of a compound that controls this deadly bacteria -- and possibly others -- is great news.

Biology / Cell & Microbiology

created Jan 04, 2012 | popularity 4.8 / 5 (5) | comments 1 | with audio podcast

Earth is having a bad acid trip, study finds

Earth may be overdosing on acid - not the "turn on, tune in, drop out" kind, but the "kill fish, kill coral, kill crops" kind. And it's shaping up to be a very bad trip.

Space & Earth / Environment

created Oct 03, 2011 | popularity 5 / 5 (5) | comments 5

Researchers uncover secrets of 'miracle fruit'

(PhysOrg.com) -- Though not very well known in the United States, at least until the past few years, the miracle fruit is a cranberry like fruit that has the unique property of being able to make acidic or ...

Biology / Cell & Microbiology

created Sep 27, 2011 | popularity 4.9 / 5 (25) | comments 20 | with audio podcast report

Hyperventilation may trigger febrile seizures in children

New research shows that febrile seizures in children may be linked to respiratory alkalosis, indicated by elevated blood pH and low carbon dioxide levels caused by hyperventilation, and independent of the underlying infection ...

Medicine & Health / Research

created Sep 12, 2011 | popularity 5 / 5 (1) | comments 0

The face of a frog: Time-lapse video reveals never-before-seen bioelectric pattern

For the first time, Tufts University biologists have reported that bioelectrical signals are necessary for normal head and facial formation in an organism and have captured that process in a time-lapse video that reveals ...

Biology / Cell & Microbiology

created Jul 18, 2011 | popularity 4.9 / 5 (21) | comments 9 | with audio podcast

From oil spill to toxic waste: The polymer solution

(PhysOrg.com) -- Last October, a containment dam belonging to a Hungarian alumina manufacturer collapsed after heavy rains, releasing 200 million gallons of caustic sludge. Eight people died in the flood of ...

Chemistry / Materials Science

created Jul 11, 2011 | popularity 5 / 5 (2) | comments 0

Study shows climate change makes some chemicals more toxic to aquatic life

Some areas of the southern United States are suffering from the longest dry spell since 1887 and a new Baylor University study shows that could prove problematic for aquatic organisms.

Space & Earth / Environment

created Jun 28, 2011 | popularity 3.7 / 5 (3) | comments 0

Cooling system may build eggs' natural defenses against salmonella

(PhysOrg.com) -- Once eggs are laid, their natural resistance to pathogens begins to wear down, but a Purdue University scientist believes he knows how to rearm those defenses.

Biology / Other

created Jun 21, 2011 | popularity not rated yet | comments 0

University of Alaska Fairbanks installs first ocean acidification buoy in Alaska waters

A new set of buoys in Alaska waters will help scientists understand how climate change may be affecting the pH level of northern seas. Researchers placed the first buoy last month.

Space & Earth / Earth Sciences

created May 12, 2011 | popularity not rated yet | comments 0

CO2 makes life difficult for algae

The acidification of the world's oceans could have major consequences for the marine environment. New research shows that coccoliths, which are an important part of the marine environment, dissolve when seawater acidifies.

Space & Earth / Earth Sciences

created May 10, 2011 | popularity 4.7 / 5 (3) | comments 11

Protein adaptation shows that life on early earth lived in a hot, acidic environment

A new study reveals that a group of ancient enzymes adapted to substantial changes in ocean temperature and acidity during the last four billion years, providing evidence that life on Early Earth evolved from ...

Chemistry / Biochemistry

created Apr 04, 2011 | popularity 4.6 / 5 (9) | comments 1 | with audio podcast

Highly acidic water flowing naturally from NQ springs

Scientists have been startled to discover unique ecosystems of fauna and flora thriving around highly acidic springs in far north Queensland.

Space & Earth / Environment

created Dec 22, 2010 | popularity not rated yet | comments 2