https://phys.org/news/2019-07-black-moon-event-bridges-fiction.html Black moon event bridges fiction, mythology and science: For those looking up at the sky tonight in North America, you may notice something missing—the moon! That's because July 31 marks a lunar event called the "black moon" which is the second new moon that happens in one calendar month. A new moon is the phase of the moon where it's invisible, with the lit portion of the moon facing away from us. Walter Freeman is an assistant teaching professor in the physics department at Syracuse University's College of Arts and Sciences. He says astronomy events like the black moon captures people's attention because it is a kind of bridge between two of the greatest accomplishments of humanity: fiction and mythology, and science Professor Freeman answers five questions about the July 31 "black moon:" What is a "black moon" and can you explain the science behind it? "A 'black moon' is just a second new moon that happens in one calendar month. more at link...... Hadn't heard of that phrase before....
One of the most intriguing aspects of the Moon, is how large the full Moon can appear when on the horizon. The answer is that it is simply an illusion, albeit a stubborn one [to pinch an Einstein's quote] The Moon's apparent size does not change, other then when it is at apogee or perigee. The illusion fact in general, obviously can also explain many aspects of reported UFO's I would suggest...along with other mitigating factors of course!
Please Register or Log in to view the hidden image! A New Moon is not invisible. Not unless it's also an eclipse. I'd have expected better from phys.org...
