Nature is always
changing over the eons, and I have known constant change in my life.
Not exact matches
It further proves Darwin, maybe... that
over the years and generations and
eons things
changed... gills turned to lungs, fins turned to arms, etc...
The moon appears to be a tranquil place, but modeling done by University of New Hampshire and NASA scientists suggests that,
over the
eons, periodic storms of solar energetic particles may have significantly altered the properties of the soil in the moon's coldest craters through the process of sparking — a finding that could
change our understanding of the evolution of planetary surfaces in the solar system.
As a result, it looks as if cephalopods have
changed very slowly
over the
eons of their existence.
What's more, such extensive RNA editing seems to have helped to minimize
changes in the cephalopod DNA
over the
eons that they have been around.
There are of course other causes for other
changes that have occurred, including suspected asteroid impacts,
changes in volcanism
over the
eons which can lead to the buildup or reduction of greenhouse gases
over long time scales, etc..