Our lovely blue planet is extraordinary for a number of reasons. The most significant of these reasons, to most of us, is the fact that it is the only place in the universe that we know for certain houses life. But on the thin film of gas and liquid that coats our planet, that life [...]
Semplici forme di vita adattate ad ambienti estremi sulla Terra potrebbero essere gli abitanti di mondi alieni (di Rosa M. Mistretta) Per un essere umano immergersi in acqua bollente o gelata, in aceto puro, in ammoniaca o in acqua salata molto concentrata ha, prevedibilmente, conseguenze disastrose ...
Allan Bisnar, Garrett Hinchey, Eastwood Zhao University of British Columbia; Biology 112 March 2009 In this report, the organism Deinococcus radiodurans is examined in detail, with a specific focus on its incredible resistance to radiation, as well as its ability to survive in a multitude of differe ...
Siempre se había pensado que para que pueda existir vida son necesarias unas condiciones ambientales determinadas. Parecía lógico pensar que para la vida hace falta oxígeno, agua, un rango de temperaturas aceptables, un bajo nivel de radiación, un medio con baja salinidad y acidez… Que la vida no ne ...
The bacteria Deinococcus radiodurans has the fastest DNA repairing system. This bacterium is a polyextremophile, capable of withstanding attacks from acid baths, high and low temperatures, lethal doses of radiation and even nuclear catastrophes. This bacterium is placed in the Guinness Book of World ...
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