6 posts tagged with astrobiology by homunculus.
Displaying 1 through 6 of 6.
Cassini Finds Global Ocean in Saturn's Moon Enceladus. "A global ocean lies beneath the icy crust of Saturn's geologically active moon Enceladus, according to new research using data from NASA's Cassini mission." The discovery of a global ocean beneath its icy rind makes Enceladus an even better potential extraterrestrial incubator than previously thought. [more inside]
NASA Proves Building Blocks Of DNA Come From Space. "NASA researchers studying meteorites have found that they contain several of the components needed to make DNA on Earth. The discovery provides support for the idea that the building blocks for DNA were likely created in space, and carried to Earth on objects, like meteorites, that crashed into the planet’s surface. According to the theory, the ready-made DNA parts could have then assembled under Earth’s early conditions to create the first DNA."
Source Of Geysers On Saturn's Moon Enceladus May Be Underground Water. Earlier this year the Cassini spacecraft detected organic material in the geysers of Enceladus. The question now is, how's the fishing?
Who Speaks for Earth? "After decades of searching, scientists have found no trace of extraterrestrial intelligence. Now, some of them hope to make contact by broadcasting messages to the stars. Are we prepared for an answer?"
The Meaning of Life. "We create life, we search for it, we manipulate and revere it. Is it possible that we haven't yet defined the term (PDF)?" [Via The Loom.]