These shocked features are not very common, and we got lucky. Carl Alwmark More Quotes by Carl Alwmark More Quotes From Carl Alwmark There are too many craters at this point for it just to be a coincidence, if we start finding even more of these larger craters, then you should start speculating about whether this [bombardment] could have had a profound impact on the evolution of Earth's biology. Carl Alwmark science
