blue energy
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Ever wonder why the red planet is red?
About 180 million years ago, a planet-shattering yet naturally occurring nuclear reaction may have wiped out everything on Mars, sending a shockwave that turned the planet into dry sand.
Even more incredible: A natural nuclear...
astrobiology
astronomy
debris
dr. john brandenburg
earth
explosion
gamma rays
hot spot
mare acidalium
mars
natural reaction
nuclear
planet
propulsion
radio-isotopes
radioactivity
research
sand
space science