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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UN: 2000-2009 likely warmest decade on record (AP)

UN: 2000-2009 likely warmest decade on record

Space & Earth / Environment

created 6 hours ago | popularity 2.5 / 5 (4) | comments 8

(AP) -- This decade is very likely to be the warmest since record keeping began in 1850, and 2009 could rank among the top-five warmest years, the U.N. weather agency reported Tuesday on the second day of ...


List of 'unsung' wildlife affected by climate change released

Biology / Ecology

created 22 hours ago | popularity 5 / 5 (2) | comments 0

The Wildlife Conservation Society today released a list of animals facing new impacts by climate change, some in strange and unexpected ways.


EPA says greenhouse gases endanger human health (AP)

EPA says greenhouse gases endanger human health

Space & Earth / Environment

created Dec 07, 2009 | popularity 2.5 / 5 (8) | comments 22

(AP) -- The Environmental Protection Agency took a major step Monday toward regulating greenhouses gases, concluding that climate changing pollution threatens the public health and the environment.


The last best chance: UN climate conference opens (AP)

The last best chance: UN climate conference opens

Space & Earth / Environment

created Dec 07, 2009 | popularity 1.7 / 5 (6) | comments 8

(AP) -- The largest and most important U.N. climate change conference in history opened Monday, with organizers warning diplomats from 192 nations that this could be the last best chance for a deal to protect ...


192 nations at UN climate conference in Copenhagen (AP)

192 nations at UN climate conference in Copenhagen

Space & Earth / Environment

created Dec 07, 2009 | popularity 2 / 5 (4) | comments 3

(AP) -- The largest and most important U.N. climate change conference in history opened Monday, with organizers warning diplomats from 192 nations that this could be the best, last chance for a deal to protect ...


39 percent of Britons polled said climate change had not yet been proven to be man-made

Half of Britons deny climate change man-made: poll

Space & Earth / Environment

created Dec 06, 2009 | popularity 3.5 / 5 (10) | comments 16

Almost half of Britons do not believe human behaviour is the main cause of global warming, a new poll showed Sunday, a day before world leaders begin crunch climate talks in Copenhagen.


New laser -- it's a gas, gas, gas... sensor

New laser -- it's a gas, gas, gas... sensor

Technology / Engineering

created Dec 04, 2009 | popularity 4.8 / 5 (4) | comments 0

(PhysOrg.com) -- A new generation of optical sensors is enabling the development of robust, long-lasting, lighting-fast trace gas detectors for use in a wide range of industrial, security and domestic applications.


Greenhouse gas carbon dioxide ramps up aspen growth

Space & Earth / Environment

created Dec 04, 2009 | popularity 3.5 / 5 (8) | comments 6

The rising level of atmospheric carbon dioxide may be fueling more than climate change. It could also be making some trees grow like crazy.


Team using Subaru Telescope makes major discovery

Team using Subaru Telescope makes major discovery

Space & Earth / Astronomy

created Dec 03, 2009 | popularity 4.8 / 5 (21) | comments 2

An international team of scientists that includes an astronomer from Princeton University has made the first direct observation of a planet-like object orbiting a star similar to the sun.


American drivers fond of their gas guzzlers will have to quickly learn to love greener cars

Green cars to get Copenhagen boost

Technology / Energy

created Dec 03, 2009 | popularity 3 / 5 (2) | comments 0

American drivers fond of their gas guzzlers will have to quickly learn to love greener cars, which are expected to get a big boost from upcoming international climate talks in Copenhagen.


Carbonic anhydrase

Blood Enzyme Could Help Realize Clean Coal

Chemistry / Biochemistry

created Dec 03, 2009 | popularity 4 / 5 (5) | comments 0

(PhysOrg.com) -- An enzyme in our blood that enables our lungs to exhale carbon dioxide could be the key to isolating carbon dioxide emissions from coal plants in order to store them safely underground. A ...


ARS Explores Ways to Keep Carbon in the Soil

ARS Explores Ways to Keep Carbon in the Soil

Space & Earth / Environment

created Dec 03, 2009 | popularity 1 / 5 (3) | comments 0

(PhysOrg.com) -- Agricultural Research Service (ARS) scientists are testing out alternative ways of tilling the soil and rotating crops to see if they can help wheat farmers in Oregon sequester more carbon ...


A greener way to get electricity from natural gas

A greener way to get electricity from natural gas

Technology / Energy

created Dec 03, 2009 | popularity 3.5 / 5 (14) | comments 9

(PhysOrg.com) -- A new type of natural-gas electric power plant proposed by MIT researchers could provide electricity with zero carbon dioxide emissions to the atmosphere, at costs comparable to or less than ...


Lasers used to make first boron-nitride nanotube yarn

Lasers used to make first boron-nitride nanotube yarn (w/ Video)

Nanotechnology / Nanomaterials

created Dec 02, 2009 | popularity 4.8 / 5 (13) | comments 2

(PhysOrg.com) -- Researchers have used lasers to create the first practical macroscopic yarns from boron nitride fibers, opening the door for an array of applications, from radiation-shielded spacecraft to ...


Researchers create 'synthetic magnetic fields' for neutral atoms

Researchers create 'synthetic magnetic fields' for neutral atoms

Physics / Quantum Physics

created Dec 02, 2009 | popularity 4.9 / 5 (15) | comments 2

(PhysOrg.com) -- Achieving an important new capability in ultracold atomic gases, researchers at the Joint Quantum Institute, a collaboration of the National Institute of Standards and Technology and the University ...