News tagged with earth microbes
Seeking signs of life at the glacier's edge
Microbes living at the edges of Arctic ice sheets could help researchers pinpoint evidence for similar microorganisms that could have evolved on Mars, the Jovian moon Europa, or Saturn's moon Enceladus.
Space & Earth / Earth Sciences
May 17, 2012 |
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On the hunt for high-altitude microorganisms
The United States Rocket Academy has announced an open call for entries in its High Altitude Astrobiology Challenge, a citizen science project that will attempt to collect samples of microbes that may be lurking ...
Space & Earth / Space Exploration
May 21, 2012 |
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Gaseous emissions from dinosaurs may have warmed prehistoric earth
Sauropod dinosaurs could in principle have produced enough of the greenhouse gas methane to warm the climate many millions of years ago, at a time when the Earth was warm and wet. That's according to calculations ...
Space & Earth / Earth Sciences
May 07, 2012 |
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Regulating Earth's climate with micro-organisms
Scientists have sought to learn more about how the Earth's oceans absorb carbon dioxide and generally exchange gases with the atmosphere so they can better understand the corresponding effects on climate. ...
Nov 02, 2010 |
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Mars Science Laboratory spacecraft: Trajectory maneuver slated for Jan. 11
(PhysOrg.com) -- An engine firing on Jan. 11 will be the biggest maneuver that NASA's Mars Science Laboratory spacecraft will perform on its flight between Earth and Mars.
Space & Earth / Space Exploration
Jan 09, 2012 |
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Microbe risk when rover wheels hit martian dirt
Earth microbes trying to make it to Mars must survive sterilization in NASA's clean rooms, harsh cosmic rays during months of space travel, and the Red Planet's unforgiving surface environment. But any bacteria ...
Space & Earth / Space Exploration
Sep 06, 2011 |
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NASA disavows its scientist's claim of alien life (Update 3)
The gaps and stringy fibers in these space rocks sure look like bacteria, and a NASA researcher has caused a stir with claims that they're fossils of alien life. But as NASA found 15 years ago, looks can be ...
Space & Earth / Space Exploration
Mar 07, 2011 |
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Star Wars-inspired bacterium provides glimpse into life
(PhysOrg.com) -- A bacterium whose name was inspired by the Star Wars films has provided new clues into the evolution of our own cells and how they came to possess the vital energy-producing units called mitochondria.
Dec 09, 2011 |
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And the microbes shall inherit the Earth
(PhysOrg.com) -- Global warming is not a novel phenomenon, and by studying what happened to the planet during a period of global warming about 250 million years ago, one USC Dornsife scientist hopes to discover ...
Space & Earth / Earth Sciences
Oct 13, 2011 |
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Study reveals how gas, temperature controlled bacterial response to Deepwater Horizon spill
In a new study, UC Santa Barbara scientists explain how they used DNA to identify microbes present in the Gulf of Mexico following the Deepwater Horizon oil spill, and how they identified the microbes responsible ...
Oct 03, 2011 |
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Team makes discoveries about major event in history of complex life
(PhysOrg.com) -- A team of scientists led by Montana State University has discovered the "when" of a major event that led to the evolution of complex life on Earth.
Space & Earth / Earth Sciences
Jun 21, 2011 |
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Sulfurous signs of life
Any sulfurous molecules that astronomers spot on alien worlds might be a way to reveal whether or not those distant planets host life, researchers suggest.
Jun 30, 2011 |
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Countering contamination for Mars spacesuits
To search for life on Mars, future astronauts would naturally want to step outside their living habitat for a walk. But the spacesuits keeping them alive might also carry Earth microbes or ingredients of life ...
Space & Earth / Space Exploration
Jun 16, 2011 |
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Stepping stones through time
Stromatolites are the most ancient fossils on Earth, and these structures built by microbes can still be found forming today in various places around the globe. Although they provide a straight line of life’s ...
Space & Earth / Earth Sciences
Oct 05, 2010 |
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Mars Contamination Dust-Up
A new study finds that microbes on spacecraft might be able to survive on Mars longer than previously thought. The key to their survival? Dust.
Space & Earth / Space Exploration
May 19, 2010 |
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