An illustration of our solar system. source info. via the bbc.
Tag: science
origami hand glider
from sciencetoymaker.org
Haiti seats on major regional faults
Haiti’s First Major Quake In Two Centuries
The second fault system on Hispaniola runs mainly on the eastern end of the island, in the Dominican Republic. That Septentrional fault system hasn’t experienced a major quake for more than 800 years, but it holds the potential for producing another devastating quake — quite possibly larger than the one that struck Haiti on Tuesday.