In fall when some tree leaves change color, the brown-red-yellow is actually their real color. The green was the chlorophyll used to absorb sunlight that is now broken down and reabsorbed into the trunk to save energy and reuse for next year’s new leaves.
from Crazy Facts https://ift.tt/3Tv2H6W
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Avalanches, icy explosions and dunes: NASA is tracking New Year on Mars
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Instead of a winter wonderland, the Red Planet's northern hemisphere goes
through an active—even explosive—spring thaw. While New Year's Eve is
around the ...
19 hours ago
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