Earth's Oxygen May Have Arrived Earlier

...oxygen in Earth's atmosphere deepens our appreciation of the complex interaction between biology and geochemistry," Carl Pilcher, director of the NASA astrobiology Institute, said in a prepared statement. The institute helped fund the research. The findings "support the idea that our planet and the life on it ...

Astrobiology in Medical Definition

Pathology

...- Trauma surgery - Urology - Vascular surgery v • d • e General subfields within biology Anatomy - astrobiology - Biochemistry - Bioinformatics - Botany - Cell biology - Ecology - Developmental biology - Evolutionary biology - Genetics - Genomi...

Astrobiology in Biological News

Penn State receives new NASA astrobiology grant

Developing strategies for finding life on other planets and in extreme environments on Earth will be the focus of Penn State's new astrobiology initiative under a five-year grant from NASA's Astrobiology Institute for "Signatures of Life from Earth and Beyond." Christopher H. House, associate p...

Bringing Martian samples to Earth -- preparations outlined in journal Astrobiology

New Rochelle, NY, August 13, 2008 A critical component of NASA's Mars exploration program involves bringing planetary samples back to Earth for in-depth analysis, plans for which are detailed in the latest issue of Astrobiology, a peer-reviewed journal published by Mary Ann Liebert, Inc. The re...

Methane-eating microbes can use iron and manganese oxides to 'breathe'

... iron and manganese are more important than sulfate reduction today, but they are not trivial components," said House, who is director of Penn State's astrobiology Research Center. "They are probably a big part of the carbon cycle today." One reason they are important is that some of the carbon dioxide produce...

New cleaning protocol for future 'search for life' missions

... Earth to the surface of Mars. The studies are also designed to help guide future NASA and ESA planetary missions. Published today in the journal astrobiology , the decontamination protocol was developed and tested by scientists at the University of Leeds and NASA. It deals with the dilemma known as 'forwar...

Earth's highest known microbial systems fueled by volcanic gases

...or them to become established." Schmidt, who likened the high Andes to the harsh Dry Valleys of Antarctica under study by researchers from NASA's astrobiology Institute because of their hostile, arid conditions, said the new research also provides information on how the cold regions of Earth function and how...

Volcanoes may have provided sparks and chemistry for first life

...processes," said lead author Adam Johnson, a graduate student with the NASA astrobiology Institute team at Indiana University, Bloomington, Ind. From 1953 to 195... who helped the analysis with state-of-the-art instruments in their Goddard astrobiology Analytical lab. Miller actually ran three slightly different experiment...

Sensitive laser instrument could aid search for life on Mars

...o for you?" Scott says. "You don't want to damage the sample more than you have to. You'd like to just shoot it directly." With funding from NASA's astrobiology program, the researchers have done previous studies showing that minerals like halite and jarosite yield distinct ion patterns when organic molecules ...

NASA picks ASU research team to guide study of search for life

...aster than can be explored. As one of the new NASA astrobiology Institute teams, Arizona State University research...search for life. The multidisciplinary field of astrobiology explores the origin, evolution, distribution, and ...y, and evolutionary biology, gave rise to the NASA astrobiology Institute (NAI). Established as part of NASA's...

As Andean glacier retreats, tiny life forms swiftly move in, CU-Boulder study shows

...on for centuries or millennia, said Schmidt. He likened the high Andes to the harsh Dry Valleys of Antarctica, under study by researchers from NASA's astrobiology Institute because of hostile conditions believed to be similar to those on portions of Mars. "This kind of research should help us understand how t...

The emerging scientific discipline of aeroecology

...ories and technology developments converge that make it possible to recognize a new discipline. Past examples include marine biology, biomechanics and astrobiology with more recent developments of nanotechnology and bioinformatics all disciplines that are now well established in the lexicon of modern science and...

Astrobiology in Biological Technology

Evidence of Ancient Hot Springs on Mars Detailed in Astrobiology Journal

NEW ROCHELLE, N.Y., Feb. 12 /PRNewswire/ -- Data from the Mars Reconnaissance Orbiter (MRO) suggest the discovery of ancient springs in the Vernal Crater, sites where life forms may have evolved on Mars, according to a report in Astrobiology , a peer-reviewed journal published by Mary Ann ...

Astrobiology in Biological Definition

Astrobiology

Astrobiology (in Greek astron = star, bios = life and logos = word/science), also known as exobiology ( Greek : exo = out) or xenobiology ( Greek : xenos = foreign) is a speculative field within biology which considers the possible variety of extraterrestrial life . It also in...

Biology

...le of lineages . Interdependent populations and their habitats are examined in ecology and evolutionary biology . A speculative new field is astrobiology (or xenobiology) which examines the possibility of life beyond the Earth. Contents showTocToggle("show","hide") 1 Principles of biol...

Origin of life

...is believed to be God . Relevant fields astrobiology is a field that may shed light on the nature of l...on and New York, p. 359. External links astrobiology and the origins of life "SELF-REPLICATION: Eve...d Clues That Life Began in Deep Space — NASA astrobiology Institute Creationist/Intelligent Design cr...

Astrobiology in Biological Dictionary

Xenobiology

...tudy concerned ... field of space science known as astrobiology or Exobiology (see Xenobiology ) ... ... or li...cuss your questions with xenobiology experts. astrobiology ( ¦astrōbī′äləjē ) An approach to the scientific s...a speculative field ... Exobiology (also called astrobiology or xenobiology ) is the biological science concer...

Origin of life

...origin of life is a perfect subject to reveal that ongoing adventure that is ... Origin of Life Prize Life Origin Chemical Evolution astrobiology Exobiology RNA World Self-Organization Artificial Life Abiogenesis Prebiotic Biopoesis Proto ...

Binary fission

... eukaryotic cell division. Binary Fission International Society for Complexity Information and Design. Binary fission The Encyclopedia of astrobiology Astronomy and Spaceflight ... ... on Binary Fission ... Binary Fission . Binary fission is used by most prokaryotes for ... reproducin...