Gas

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In physics, a gas is a state of matter, consisting of a collection of particles (molecules, atoms, ions, electrons, etc.) without a definite shape or volume that are in more or less random motion.

For more information about Gas, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.


News tagged with gas

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Hackers leak e-mails, stoke climate debate

Technology / Internet

created 6 hours ago | popularity 4.3 / 5 (12) | comments 5

(AP) -- Computer hackers have broken into a server at a well-respected climate change research center in Britain and posted hundreds of private e-mails and documents online - stoking debate over whether some scientists have ...


International expedition investigates climate change, alternative fuels in Arctic

International expedition investigates climate change, alternative fuels in Arctic

Space & Earth / Earth Sciences

created Nov 20, 2009 | popularity 3 / 5 (1) | comments 0

Scientists from the Marine Biogeochemistry and Geology and Geophysics sections of the Naval Research Laboratory (NRL) organized and led a team of university and government scientists on an Arctic expedition ...


Lehigh receives grant to reduce cost of carbon capture at coal-fired power plants

Space & Earth / Environment

created Nov 20, 2009 | popularity 3.3 / 5 (3) | comments 1

Lehigh University's Energy Research Center (ERC) has been awarded a grant from the U.S. Department of Energy (DOE) to develop methods of recovering and reusing the heat that would be generated by the carbon-dioxide (CO2) compressio ...


SOFIA Seeks Secrets of Planetary Birth

SOFIA Seeks Secrets of Planetary Birth

Space & Earth / Space Exploration

created Nov 19, 2009 | popularity not rated yet | comments 1

You don't always have to have a rocket to do rocket science. Sometimes a mere airplane will do - that is, a mere Boeing 747 toting a 17-ton, 9-foot wide telescope named SOFIA.


Germany calls for binding climate deal in 2010

Space & Earth / Environment

created Nov 19, 2009 | popularity 3 / 5 (2) | comments 2

(AP) -- German Chancellor Angela Merkel called Thursday for all countries to fix binding climate change targets next year at the latest, acknowledging that no such deal is likely at global talks in Copenhagen next month.


Rich Ore Deposits Linked to Ancient Atmosphere

Space & Earth / Earth Sciences

created Nov 19, 2009 | popularity 4.3 / 5 (3) | comments 0

(PhysOrg.com) -- Much of our planet's mineral wealth was deposited billions of years ago when Earth's chemical cycles were different from today's. Using geochemical clues from rocks nearly 3 billion years old, a group of ...


Studying Fertilizers to Cut Greenhouse Gases

Studying Fertilizers to Cut Greenhouse Gases

Biology / Ecology

created Nov 18, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- Agricultural Research Service (ARS) scientists have found that using alternative types of fertilizers can cut back on greenhouse gas emissions, at least in one part of the country. They are ...


Mysteriously warm times in Antarctica

Mysteriously warm times in Antarctica

Space & Earth / Earth Sciences

created Nov 18, 2009 | popularity 4.2 / 5 (21) | comments 28

(PhysOrg.com) -- A new study of Antarctica's past climate reveals that temperatures during the warm periods between ice ages (interglacials) may have been higher than previously thought. The latest analysis ...


UN: Fight climate change with free condoms (AP)

UN: Fight climate change with free condoms

Space & Earth / Environment

created Nov 18, 2009 | popularity 3.1 / 5 (11) | comments 22

(AP) -- The battle against global warming could be helped if the world slowed population growth by making free condoms and family planning advice more widely available, the U.N. Population Fund said Wednesday.


Fighting climate change by turning CO2 to stone

Fighting climate change by turning CO2 to stone

Space & Earth / Environment

created Nov 17, 2009 | popularity 3.6 / 5 (11) | comments 4

(PhysOrg.com) -- While politicians debate the best ways to cut global carbon dioxide emissions, researchers at Idaho National Laboratory's Center for Advanced Energy Studies are charging ahead on a strategy ...


Human emissions rise 2 percent despite GFC

Fossil fuel CO2 emissions up by 29 percent since 2000

Space & Earth / Environment

created Nov 17, 2009 | popularity 4.1 / 5 (18) | comments 7

The strongest evidence yet that the rise in atmospheric CO2 emissions continues to outstrip the ability of the world's natural 'sinks' to absorb carbon is published this week in the journal Nature Geoscience. ...


Advanced nuclear fuel sets global performance record

Advanced nuclear fuel sets global performance record

Technology / Energy

created Nov 17, 2009 | popularity 4.5 / 5 (19) | comments 1

(PhysOrg.com) -- Idaho National Laboratory scientists have set a new world record with next-generation particle fuel for use in high temperature gas reactors (HTGRs).


Volatile gas could turn Rwandan lake into a freshwater time bomb

Space & Earth / Earth Sciences

created Nov 16, 2009 | popularity 4.6 / 5 (10) | comments 5

A dangerous level of carbon dioxide and methane gas haunts Lake Kivu, the freshwater lake system bordering Rwanda and the Republic of Congo.


Glimpsing a greener future

Glimpsing a greener future: Computer model foresees effects of alternative transportation fuels

Space & Earth / Environment

created Nov 16, 2009 | popularity 2.5 / 5 (4) | comments 1

(PhysOrg.com) -- It's the year 2060, and 75 percent of drivers in the Greater Los Angeles area have hydrogen fuel cell vehicles that emit only water vapor.


Close-up movie shows hidden details in the birth of super-suns

Close-up movie shows hidden details in the birth of super-suns (w/ Video)

Space & Earth / Astronomy

created Nov 16, 2009 | popularity 4.8 / 5 (10) | comments 1

(PhysOrg.com) -- The constellation of Orion is a hotbed of massive star formation, most prominently in the Great Nebula that sits in Orion's sword. The glowing gas of the Nebula is powered by a group of young ...