What is so great about a Mollusk shell having spines or spikes? We could say they are pretty and even spectacular, and that would be true. However, they actually have a very specific purpose in the life of mollusks. Let us imagine we are a Clam (Bivalve). We do not have hands or tentacles that […]
Every year, from September 15 through October 15, people celebrate Hispanic Heritage Month in the United States. Let us remember that this year, 2021, marks the 500th anniversary of the Fall of Tenochtitlan, the Mexica capital. A modern inscription marks that event. One could argue that this marked the beginning of Hispanic heritage in the […]
Venus remains in the evening sky this month. Venus outshines everything except the Sun and the Moon, so it is unmistakable low in the west southwest at dusk. Jupiter and Saturn were up all night long last month, leaving them well placed for evening observing this fall. Look for Jupiter and Saturn rising in the east […]
