News tagged with gas composition
A supernova cocoon breakthrough
(Phys.org) -- Observations with NASA's Chandra X-ray Observatory have provided the first X-ray evidence of a supernova shock wave breaking through a cocoon of gas surrounding the star that exploded. This discovery ...
May 15, 2012 |
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New carbon fibre polymer pipe will recover hydrocarbons from the most challenging offshore fields
Deepwater production is the fastest growing source of oil and gas reserves. Cambridge engineers are currently solving many of the formidable challenges in accessing these fields. One group, at Magma Global, ...
Feb 20, 2012 |
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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
Feb 06, 2012 |
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Cockroach 'let's hook up' chemical signal could benefit endangered woodpecker
A North Carolina State University discovery of the unique chemical composition of a cockroach signal -- a "Let's hook up" sex pheromone emitted by certain female wood cockroaches to entice potential mates ...
Dec 19, 2011 |
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Good preparation is key -- even for plant cells and symbiotic fungi
Not only mineral oil and petroleum gas, also phosphorous is a scarce resource. According to well-respected scientists who gathered together for a conference in Cambridge this August, we will face significant problems relating ...
Nov 14, 2011 |
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Laser makes sure food is fresh
Minced meat, bread, fruit juice and many other foods are packaged in a protective gas which extends their shelf life. There is currently no good method to check whether the packaging has the correct gas content. However, ...
Oct 20, 2011 |
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Snowball Earth hypothesis challenged
The hypothesis that the Earth was completely covered in ice 635 million years ago has received a serious blow. The atmospheric concentration of CO2 during that period was much lower than previously thought, ...
Space & Earth / Earth Sciences
Oct 12, 2011 |
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A pulsar's mysterious tail
(PhysOrg.com) -- A spinning neutron star is tied to a mysterious tail -- or so it seems. Astronomers using NASA's Chandra X-ray Observatory have found that this pulsar, known as PSR J0357+3205 (or PSR J0357 ...
Jul 14, 2011 |
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Hubble telescope makes one millionth science observation
NASA's Hubble Space Telescope crossed another milestone in its space odyssey of exploration and discovery. On Monday, July 4, the Earth-orbiting observatory logged its one millionth science observation during ...
Space & Earth / Space Exploration
Jul 05, 2011 |
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Going with the flow: Researchers find compaction bands in sandstone are permeable
When geologists survey an area of land for the potential that gas or petroleum deposits could exist there, they must take into account the composition of rocks that lie below the surface. Take, for instance, ...
Space & Earth / Earth Sciences
Jun 06, 2011 |
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An Intergalactic Weather Map
(PhysOrg.com) -- This composite image shows an intergalactic "weather map" around the elliptical galaxy NGC 5813, the dominant central galaxy in a galaxy group located about 105 million light years away from ...
Dec 08, 2010 |
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ARPA-E funding supports research on carbon dioxide removal from flue gases
Researchers at the Georgia Institute of Technology are using funding from the Advanced Research Projects Agency - Energy - also known as ARPA-E - to pursue two different, but related, approaches for removing ...
Aug 13, 2010 |
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Unaccounted feedbacks from climate-induced ecosystem changes may increase future climate warming
In addition to the carbon cycle-climate interactions that have been a major focus of modeling work in recent years, other biogeochemistry feedbacks could be at least equally important for future climate change. The authors ...
Space & Earth / Earth Sciences
Jul 25, 2010 |
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Hubble snaps sharp image of cosmic concoction (w/ Video)
(PhysOrg.com) -- A colourful star-forming region is featured in this stunning new NASA/ESA Hubble Space Telescope image of NGC 2467. Looking like a roiling cauldron of some exotic cosmic brew, huge clouds ...
Jul 13, 2010 |
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Old diving tank air extends CSIRO Air Archive
Atmospheric scientists believe air contained in disused dive tanks can potentially extend what is already the longest record of greenhouse gases in the Southern Hemisphere.
Mar 03, 2010 |
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