Researchers have long known that there is water in the form of ice on Mars. Now, new research from NASA's Mars rover Curiosity shows that it is possible that there is liquid water close to the surface of Mars. The explanation is that the substance perchlorate has been found in the soil, which lowers the freezing point so the water does not freeze into ice, but is liquid and present in very salty salt water - a brine. The results are published in the scientific journal Nature.
In August 2012, the Mars rover Curiosity landed on Mars in the large crater, Gale, located just south of the equator. The giant crater is 154 kilometers in diameter and the rim of the crater is almost 5 kilometers high. In the middle of the crater lies the mountain, Mount Sharp. In over 2½ years, Curiosity has travelled more than 10 km from the landing site towards Mount Sharp and has carried out many studies along the way.
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Showing posts with label NASA. Show all posts
Showing posts with label NASA. Show all posts
Thursday, April 16, 2015
Sunday, April 12, 2015
NASA Puzzled By Massive Methane Cloud Above Miles of Fracking Wells
YouTuber only needs seconds to help solve methane mystery that has establishment scientists puzzled.
By Dutchsinse
News broke early morning April 9, 2015 that a giant cloud of methane has been detected over Southern Colorado / Northern New Mexico near the Four Corners region where Utah, Arizona, Colorado, and New Mexico meet.
NASA + NOAA , as well as several other organizations are puzzled about the source of the methane.. blaming natural causes, and coal operations?
Maybe they don't have access to Google Earth, which might explain why they don't know the "cause" of the giant methane cloud. Watch video below...
Saturday, September 15, 2012
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Tuesday, December 14, 2010
Global Eruption Rocks the Sun
NASA Science News
On August 1, 2010, an entire hemisphere of the sun erupted. Filaments of magnetism snapped and exploded, shock waves raced across the stellar surface, billion-ton clouds of hot gas billowed into space. Astronomers knew they had witnessed something big.
It was so big, it may have shattered old ideas about solar activity.
"The August 1st event really opened our eyes," says Karel Schrijver of Lockheed Martin’s Solar and Astrophysics Lab in Palo Alto, CA. "We see that solar storms can be global events, playing out on scales we scarcely imagined before."
SEE THE VIDEO
For the past three months, Schrijver has been working with fellow Lockheed-Martin solar physicist Alan Title to understand what happened during the "Great Eruption." They had plenty of data: The event was recorded in unprecedented detail by NASA's Solar Dynamics Observatory and twin STEREO spacecraft. With several colleagues present to offer commentary, they outlined their findings at a press conference today at the American Geophysical Union meeting in San Francisco.
Explosions on the sun are not localized or isolated events, they announced. Instead, solar activity is interconnected by magnetism over breathtaking distances. Solar flares, tsunamis, coronal mass ejections--they can go off all at once, hundreds of thousands of miles apart, in a dizzyingly-complex concert of mayhem.
"To predict eruptions we can no longer focus on the magnetic fields of isolated active regions," says Title, "we have to know the surface magnetic field of practically the entire sun."
This revelation increases the work load for space weather forecasters, but it also increases the potential accuracy of their forecasts.
"The whole-sun approach could lead to breakthroughs in predicting solar activity," commented Rodney Viereck of NOAA's Space Weather Prediction Center in Boulder, CO. "This in turn would provide improved forecasts to our customers such as electric power grid operators and commercial airlines, who could take action to protect their systems and ensure the safety of passengers and crew."
In a paper they prepared for the Journal of Geophysical Research (JGR), Schrijver and Title broke down the Great Eruption into more than a dozen significant shock waves, flares, filament eruptions, and CMEs spanning 180 degrees of solar longitude and 28 hours of time. At first it seemed to be a cacophony of disorder until they plotted the events on a map of the sun's magnetic field.
Title describes the Eureka! moment: "We saw that all the events of substantial coronal activity were connected by a wide-ranging system of separatrices, separators, and quasi-separatrix layers." A "separatrix" is a magnetic fault zone where small changes in surrounding plasma currents can set off big electromagnetic storms.
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On August 1, 2010, an entire hemisphere of the sun erupted. Filaments of magnetism snapped and exploded, shock waves raced across the stellar surface, billion-ton clouds of hot gas billowed into space. Astronomers knew they had witnessed something big.
It was so big, it may have shattered old ideas about solar activity.
"The August 1st event really opened our eyes," says Karel Schrijver of Lockheed Martin’s Solar and Astrophysics Lab in Palo Alto, CA. "We see that solar storms can be global events, playing out on scales we scarcely imagined before."
SEE THE VIDEO
For the past three months, Schrijver has been working with fellow Lockheed-Martin solar physicist Alan Title to understand what happened during the "Great Eruption." They had plenty of data: The event was recorded in unprecedented detail by NASA's Solar Dynamics Observatory and twin STEREO spacecraft. With several colleagues present to offer commentary, they outlined their findings at a press conference today at the American Geophysical Union meeting in San Francisco.
Explosions on the sun are not localized or isolated events, they announced. Instead, solar activity is interconnected by magnetism over breathtaking distances. Solar flares, tsunamis, coronal mass ejections--they can go off all at once, hundreds of thousands of miles apart, in a dizzyingly-complex concert of mayhem.
"To predict eruptions we can no longer focus on the magnetic fields of isolated active regions," says Title, "we have to know the surface magnetic field of practically the entire sun."
This revelation increases the work load for space weather forecasters, but it also increases the potential accuracy of their forecasts.
"The whole-sun approach could lead to breakthroughs in predicting solar activity," commented Rodney Viereck of NOAA's Space Weather Prediction Center in Boulder, CO. "This in turn would provide improved forecasts to our customers such as electric power grid operators and commercial airlines, who could take action to protect their systems and ensure the safety of passengers and crew."
In a paper they prepared for the Journal of Geophysical Research (JGR), Schrijver and Title broke down the Great Eruption into more than a dozen significant shock waves, flares, filament eruptions, and CMEs spanning 180 degrees of solar longitude and 28 hours of time. At first it seemed to be a cacophony of disorder until they plotted the events on a map of the sun's magnetic field.
Title describes the Eureka! moment: "We saw that all the events of substantial coronal activity were connected by a wide-ranging system of separatrices, separators, and quasi-separatrix layers." A "separatrix" is a magnetic fault zone where small changes in surrounding plasma currents can set off big electromagnetic storms.
Read Entire Article
Buy 1 Get 2 Free at Botanic Choice Buy 1 Bottle and Get 2 FREE (select items), plus Free Shipping on $25+ Expires 12/31/2010
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Thursday, December 2, 2010
NASA Finds New Life (Updating live)
NASA has discovered a completely new life form that doesn't share the biological building blocks of anything currently living in planet Earth, using arsenic to build its DNA, RNA, proteins, and cell membranes. This changes everything.
All life on Earth is made of six components: carbon, hydrogen, nitrogen, oxygen, phosphorus and sulfur. Every being, from the smallest amoeba to the largest whale, share the same life stream. Our DNA blocks are all the same. NASA scientist Felisa Wolfe Simon and her team have found a bacteria whose DNA is completely alien to what we know today. Instead of using phosphorus, the newly discovered microorganism—called GFAJ-1—uses arsenic for all its building blocks.
The new life forms up close, at five micrometers.
According to Felisa:
We know that some microbes can breathe arsenic, but what we've found is a microbe doing something new—building parts of itself out of arsenic. We know that some microbes can breathe arsenic, but what we've found is a microbe doing something new—building parts of itself out of arsenic.
The implications of this discovery are enormous to our understanding of life itself and the possibility of finding beings in other planets that don't have to be like planet Earth. Like NASA's Ed Weiler says: "The definition of life has just expanded. As we pursue our efforts to seek signs of life in the solar system, we have to think more broadly, more diversely and consider life as we do not know it."
Talking at the NASA conference, Wolfe Simon said that the important thing here is that this breaks our ideas on how life can be created and grow, pointing out that scientists will now be looking for new types of beings and metabolism that not only uses arsenic, but other element substitutions.
Even closer, showing their internal structure.
While this life hasn't been found in another planet, this discovery does indeed change everything we know about biology. I don't know about you but I've not been so excited about a bacteria since my STD tests came back clean. And that's without counting yesterday's announcement on the discovery of a massive number of red dwarf stars, which may harbor a trillion Earths, dramatically increasing our chances of finding extraterrestrial life.
Mono Lake photography by Sathish J — Creative Commons
Send an email to Jesus Diaz, the author of this post, at jesus@gizmodo.com.
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