February 2008 Top Stories
»» NASA International Space Station Imagery: Port of Suez, Egypt
[Friday, February 1, 2008] The Port of Suez is located in Egypt along the northern coastline of the Gulf of Suez. The port and city are the southern terminus of the Suez Canal that transits through Egypt and debouches into the Mediterranean Sea near Port Said.
»» NASA Data Link Pollution to Rainy Summer Days in the Southeast
[Friday, February 1, 2008] Rainfall data from a NASA satellite show that summertime storms in the southeastern United States shed more rainfall midweek than on weekends. Scientists say air pollution from humans is likely driving that trend.
»» U.S. Announces New Space-based Earth Observation Activities
[Friday, February 1, 2008] The Bush Administration today announced its plans for a significant enhancement of the Nation's civil Earth observation capabilities.
»» International team establishes unique observatory in Antarctica
[Sunday, February 3, 2008] A team of scientists has succeeded in reaching the summit of Antarctica also a monumental achievement for ground-based astronomy -- to establish a new astronomical observatory at Dome Argus on the highest point of the Antarctic Plateau.
»» NASA/NSF/ILC Dover Inflatable Habitat Blog - January 2008
[Sunday, February 3, 2008] Engineers are starting to develop concepts for habitation modules that provide necessary protection and support in a package that's as light and compact as possible.
»» Antarctic expedition provides new insights into the role of the Southern Ocean for global climate
[Tuesday, February 5, 2008] In the Southern Ocean, large quantities of surface-drifting plankton algae are able to significantly reduce the carbon dioxide content of the surface waters, which can affect the global carbon dioxide cycle.
»» Scientists rebuild ancient proteins to reveal primordial Earth's temperature
[Friday, February 8, 2008] Using the genetic equivalent of an ancient thermometer, a team of scientists has determined that the Earth endured a massive cooling period between 500 million and 3.5 billion years ago.
»» NASA Earth Observatory: What's New Week of 05 February 2008
[Saturday, February 9, 2008] Weekly update from the NASA Earth Observatory website.
»» NASA uses robot to test communication systems from Antarctica for future space missions
[Saturday, February 9, 2008] It's very flat, few rocks and actually a lot of ice in this case, he said during a presentation of the NASAbot to the McMurdo community. It's similar to Mars in that it'svery flat. You have different contour.
»» Real-time space radiation forecasting in place
[Wednesday, February 13, 2008] A new method for predicting the approach and intensity of hazardous particles from extreme solar events that would threaten astronauts and technology in space is now in place.
»» SOHO data used for real-time space radiation forecasting
[Wednesday, February 13, 2008] Scientists are now testing a new method that uses SOHO data to predict, in real-time, the approach and intensity of hazardous solar particles that would threaten astronauts and technology in space.
»» Next Generation of Space Leaders Survey
[Friday, February 15, 2008] " A little over a year ago, we asked the youth of the world to tell us what they think should happen within the next 50 years in regards to space."
»» First near-Earth triple asteroid discovered by Arecibo Observatory astronomers – a mere 7 million miles from Earth
[Friday, February 15, 2008] Once considered just your average single asteroid, 2001 SN263 has now been revealed as the first near-Earth triple asteroid ever found.
»» Media Briefing to Discuss NASA's Newest Earth Science Missions
[Monday, February 25, 2008] NASA will hold a media teleconference on Friday, Feb. 29, at 11 a.m. EST, to discuss the innovative science that will be made possible by two new Earth science missions announced earlier this month.
»» Krill discovered living in the Antarctic abyss
[Monday, February 25, 2008] Scientists have discovered Antarctic krill (Euphausia superba) living and feeding down to depths of 3000 metres in the waters around the Antarctic Peninsula. Until now this shrimp-like crustacean was thought to live only in the upper ocean.
»» Greenland's rising air temperatures drive ice loss at surface and beyond
[Monday, February 25, 2008] A new NASA study confirms that the surface temperature of Greenland's massive ice sheet has been rising, stoked by warming air temperatures, and fueling loss of the island's ice at the surface and throughout the mass beneath.
»» Journey to the center of the Earth -- Imperial scientists explain tectonic plate motions
[Monday, February 25, 2008] The first direct evidence of how and when tectonic plates move into the deepest reaches of the Earth is published in Nature today
»» NASA co-sponsors ocean voyage to probe climate-relevant gases
[Monday, February 25, 2008] More than 30 scientists will embark next week on a research mission to the Southern Ocean. Researchers will battle the elements to study how gases important to climate change move between the atmosphere and the ocean under high winds and seas.
»» The Spontaneous Development of Biology from Chemistry
[Monday, February 25, 2008] Biology arose as a spontaneous development from the chemistry of the early Earth by Free Energy-driven processes that occurred in common environments involving significant populations of systems
»» Superluminous Supernovae: No Threat from n Carinae
[Monday, February 25, 2008] Recently, Supernova 2006gy was noted as the most luminous ever recorded, with a total radiated energy of 1044 Joules.
»» Microbial Rock Inhabitants Survive Hypervelocity Impacts on Mars-Like Host Planets: First Phase of Lithopanspermia Experimentally Tested
[Monday, February 25, 2008] The scenario of lithopanspermia describes the viable transport of microorganisms via meteorites.
»» Acetylene as Fast Food: Implications for Development of Life on Anoxic Primordial Earth and in the Outer Solar System
[Monday, February 25, 2008] Acetylene occurs, by photolysis of methane, in the atmospheres of jovian planets and Titan. In contrast, acetylene is only a trace component of Earth's current atmosphere.
»» Some Ecological Mechanisms to Generate Habitability in Planetary Subsurface Areas by Chemolithotrophic Communities: The Rio Tinto Subsurface Ecosystem as a Model System
[Monday, February 25, 2008] Chemolithotrophic communities that colonize subsurface habitats have great relevance for the astrobiological exploration of our Solar System.
»» Implications of an Anthropic Model of Evolution for Emergence of Complex Life and Intelligence
[Monday, February 25, 2008] Structurally complex life and intelligence evolved late on Earth; models for the evolution of global temperature suggest that the future life span of the biosphere will be "only" about another billion years.
»» Cyanobacterial Emergence at 2.8 Gya and Greenhouse Feedbacks
[Monday, February 25, 2008] Apparent cyanobacterial emergence at about 2.8 Gya coincides with the negative excursion in the organic carbon isotope record, which is the first strong evidence for the presence of atmospheric methane.
»» Life Forms Ejected on Asteroid Impact Could Survive to Reseed Earth According to a Study Published in Astrobiology
[Monday, February 25, 2008] In the event that an asteroid or comet would impact Earth and send rock fragments containing embedded microorganisms into space, at least some of those organisms might survive and reseed on Earth or another planetary surface able to support life.
»» A Question of Climate
[Tuesday, February 26, 2008] The hot nature of our planet's earliest days seems to be reflected in the tree of life - the most ancient branches are thermophiles, microbes that thrive in temperatures of 50 degrees C (122 F) or warmer.
»» How the atmospheres of Mars and Venus are affected by carbon monoxide
[Tuesday, February 26, 2008] Modelling of the Earth's atmosphere has acquired economic importance due to its use in the prediction of ozone depletion and in measuring the impact of global warming.
»» NASA ISS Image: Perth, Australia
[Tuesday, February 26, 2008] Perth, Australia is featured in this image photographed by an Expedition 16 crewmember on the International Space Station (ISS).