News tagged with atmospheric gas

Methane may be answer to 56-million-year question

(PhysOrg.com) -- The release of massive amounts of carbon from methane hydrate frozen under the seafloor 56 million years ago has been linked to the greatest change in global climate since a dinosaur-killing ...

Space & Earth / Earth Sciences

created Nov 09, 2011 | popularity 4.9 / 5 (21) | comments 18 | with audio podcast

Link between air pollution and cyclone intensity in Arabian Sea

Pollution is making Arabian Sea cyclones more intense, according to a study in this week's issue of the journal Nature.

Space & Earth / Earth Sciences

created Nov 02, 2011 | popularity 4.9 / 5 (7) | comments 2 | with audio podcast

Ionic liquid catalyst helps turn emissions into fuel

An Illinois research team has succeeded in overcoming one major obstacle to a promising technology that simultaneously reduces atmospheric carbon dioxide and produces fuel.

Chemistry / Materials Science

created Oct 06, 2011 | popularity 4.2 / 5 (11) | comments 2 | with audio podcast

Tempest-from-hell seen on Saturn

(PhysOrg.com) -- Scientists analyzing data from NASA's Cassini spacecraft now have the first-ever, up-close details of a Saturn storm that is eight times the surface area of Earth.

Space & Earth / Space Exploration

created Jul 06, 2011 | popularity 5 / 5 (10) | comments 7 | with audio podcast

Report: Direct removal of carbon dioxide from air likely not viable

Technologies for removing carbon dioxide from the atmosphere are unlikely to offer an economically feasible way to slow human-driven climate change for several decades, according to a report issued by the American Physical ...

Space & Earth / Earth Sciences

created May 09, 2011 | popularity 5 / 5 (7) | comments 49 | with audio podcast

Zapping Titan-like atmosphere with UV rays creates life precursors

The first experimental evidence showing how atmospheric nitrogen can be incorporated into organic macromolecules is being reported by a University of Arizona team.

Chemistry / Biochemistry

created Jun 29, 2010 | popularity 4.7 / 5 (17) | comments 13 | with audio podcast

Man-made aurora to help predict space weather

(PhysOrg.com) -- For more than 25 years, our understanding of terrestrial space weather has been partly based on incorrect assumptions about how nitrogen, the most abundant gas in our atmosphere, reacts when ...

Physics / General Physics

created Jun 08, 2010 | popularity 4.6 / 5 (8) | comments 1 | with audio podcast

Early Earth haze likely provided ultraviolet shield for planet

A new study shows a thick organic haze that enshrouded early Earth several billion years ago may have been similar to the haze now hovering above Saturn's largest moon, Titan, and would have protected primordial ...

Space & Earth / Earth Sciences

created Jun 03, 2010 | popularity 4.5 / 5 (6) | comments 4 | with audio podcast

Helium rain on Jupiter explains lack of neon in atmosphere

(PhysOrg.com) -- On Earth, helium is a gas used to float balloons, as in the movie "Up." In the interior of Jupiter, however, conditions are so strange that, according to predictions by University of California, ...

Physics / General Physics

created Mar 22, 2010 | popularity 4.9 / 5 (15) | comments 1 | with audio podcast

New technique helps search for another Earth (Update)

The quest to find another world that sustains life has been boosted by a technique that should let less expensive ground-based telescopes join the search, a study said on Wednesday.

Space & Earth / Astronomy

created Feb 03, 2010 | popularity 4.9 / 5 (23) | comments 0 | with audio podcast

Life on Mars theory boosted by new methane study

Scientists have ruled out the possibility that methane is delivered to Mars by meteorites, raising fresh hopes that the gas might be generated by life on the red planet, in research published tomorrow in Earth an ...

Space & Earth / Space Exploration

created Dec 08, 2009 | popularity 4.9 / 5 (32) | comments 11

Astronomers Detect Sodium Gas Ejected by Lunar Impact

(PhysOrg.com) -- Boston University astronomers announced today observations of a cloud of sodium gas ejected from the Moon’s surface as a result of the NASA impact experiment that was part of its Lunar Reconnaissance ...

Space & Earth / Space Exploration

created Oct 12, 2009 | popularity 4.4 / 5 (21) | comments 10

Long debate ended over cause, demise of ice ages -- may also help predict future

Researchers have largely put to rest a long debate on the underlying mechanism that has caused periodic ice ages on Earth for the past 2.5 million years - they are ultimately linked to slight shifts in solar radiation caused ...

Space & Earth / Earth Sciences

created Aug 06, 2009 | popularity 4.5 / 5 (24) | comments 63

Hydrocarbons in the deep Earth?

The oil and gas that fuels our homes and cars started out as living organisms that died, were compressed, and heated under heavy layers of sediments in the Earth's crust. Scientists have debated for years ...

Space & Earth / Earth Sciences

created Jul 26, 2009 | popularity 4.3 / 5 (43) | comments 27

New Images Indicate Object Hits Jupiter

(PhysOrg.com) -- Scientists have found evidence that another object has bombarded Jupiter, exactly 15 years after the first impacts by the comet Shoemaker-Levy 9.

Space & Earth / Space Exploration

created Jul 21, 2009 | popularity 4.8 / 5 (24) | comments 11