News tagged with gas bubbles

Microbes found in natural asphalt lake

(PhysOrg.com) -- A lake of natural hot liquid asphalt in Trinidad and Tobago has been found to be teeming with microbes despite the toxic environment. The lake, aptly named Pitch Lake (since pitch is the old ...

Biology / Cell & Microbiology

created Apr 21, 2010 | popularity 4.9 / 5 (16) | comments 3 report

Russia 'drills into' Antarctic subglacial lake

A Russian team has succeeded in drilling through four kilometres (2.5 miles) of ice to the surface of a mythical subglacial Antarctic lake which could hold as yet unknown life forms, reports said Monday.

Space & Earth / Earth Sciences

created Feb 06, 2012 | popularity 4.8 / 5 (13) | comments 13

Pillars of Creation formed in the shadows

Research by astronomers at the Dublin Institute of Advanced Studies suggests that shadows hold the key to how giant star-forming structures like the famous "Pillars of Creation" take shape.

Space & Earth / Astronomy

created Apr 23, 2009 | popularity 4.7 / 5 (9) | comments 0

Bursting a bubble? Accepted theory explaining frequent eruptions at Italy's volcano called into question

Understanding the processes that cause volcanic eruptions can help scientists predict how often and how violently a volcano will erupt. Although scientists have a general idea of how these processes work — ...

Space & Earth / Earth Sciences

created Jul 21, 2010 | popularity 4.8 / 5 (8) | comments 0 | with audio podcast

Ford's new chocolate-inspired plastic, made with air bubbles

(PhysOrg.com) -- Plastic is often used in vehicles, when the designs demand a lower weight on the vehicle, in order to increase vehicle speed or fuel efficiency. Current plastics only meet those goals to a ...

Technology / Engineering

created Apr 08, 2011 | popularity 5 / 5 (5) | comments 0 | with audio podcast weblog

Report describes the physics of the 'bends'

As you go about your day-to-day activities, tiny bubbles of nitrogen come and go inside your tissues. This is not a problem unless you happen to experience large changes in ambient pressure, such as those encountered by scuba ...

Physics / General Physics

created Jun 22, 2010 | popularity 4.8 / 5 (5) | comments 1

New research questions hydroelectric emissions

Scientists have found that some reservoirs formed by hydroelectric dams emit more greenhouse gases than expected, potentially upsetting the climate-friendly balance of hydroelectric power.

Space & Earth / Environment

created Oct 11, 2010 | popularity 3 / 5 (8) | comments 10

Ancient geologic escape hatches mistaken for tube worms

Tubeworms have been around for millions of years and the fossil record is rich with their distinctive imprints. But a discovery made by U of C scientists found that what previous researchers had labeled as tubeworms in a ...

Biology /

created Feb 04, 2009 | popularity 4.2 / 5 (5) | comments 0

New deep-sea hot springs discovered in the Atlantic

Scientists from the MARUM Center for Marine Environmental Sciences and the Max Planck Institute for Marine Microbiology in Bremen, Germany, on board the German research vessel Meteor have discovered a new ...

Space & Earth / Earth Sciences

created Oct 07, 2010 | popularity 5 / 5 (4) | comments 0

Tiny bubbles clean oil from water

Small amounts of oil leave a fluorescent sheen on polluted water. Oil sheen is hard to remove, even when the water is aerated with ozone or filtered through sand. Now, a University of Utah engineer has developed ...

Chemistry / Materials Science

created Nov 16, 2009 | popularity 3.6 / 5 (5) | comments 0

Scientists move closer to predicting volcano hazard

UK and Russian scientists say they are a step closer to predicting how dangerous a volcano is after developing a method that lets them figure out how individual volcanoes are 'plumbed'.

Space & Earth / Earth Sciences

created May 18, 2011 | popularity 4.3 / 5 (3) | comments 2 | with audio podcast

Measuring the Speed of Noble 'Bubbles'

(PhysOrg.com) -- Using a layer of noble gas "bubbles," scientists at Pacific Northwest National Laboratory devised a straightforward way to measure how fast molecules diffuse in supercooled liquids. Working ...

Physics / Condensed Matter

created Feb 12, 2010 | popularity 4 / 5 (3) | comments 0 | with audio podcast

Underwater gas may hold clues on Turkey quake risk

Natural gas that lies under Turkey's Marmara Sea close to Istanbul could provide advance warning of an earthquake experts believe will hit the country's largest city, scientists said on Tuesday.

Space & Earth / Earth Sciences

created Dec 15, 2009 | popularity 5 / 5 (2) | comments 0

Stranded dolphins exhibit bubbles, and ability to recover

Scientists know that the blood and tissues of some deceased beaked whales stranded near naval sonar exercises are riddled with bubbles. It is also well know that human divers can suffer from bubbles-induced ...

Biology / Plants & Animals

created Oct 19, 2011 | popularity 5 / 5 (2) | comments 8 | with audio podcast

More environmental rules needed for shale gas, says Stanford geophysicist

In his State of the Union address, President Barack Obama praised the potential of the country's tremendous supply of natural gas buried in shale. He echoed the recommendations for safe extraction made by ...

Space & Earth / Environment

created Feb 06, 2012 | popularity 5 / 5 (2) | comments 2