Salvino D'Armate is most often credited with the invention of the first wearable eye glasses around 1284. The earliest glasses was prescribed for hyperopia and perched on the bridge of nose.Sunglasses as we know them today was invented in 1929 by Sam Foster.
Outer Solar System. The planet Jupiter has the shortest day of all the eight major planets in the Solar System. It spins around on its axis once every 9 hr 55 min 29.69 sec. Jupiter has a small axial tilt of only 3.13 degrees, meaning it has little seasonal variation during its 11.86-year-long orbit of the Sun.
1 of 1. (Inside Science) â Residents of the Northern Hemisphere, donât worry about the winter solstice â itâs not the middle of winter, and in some places, itâs not even the start of wintry weather. So why exactly is the shortest day of the year so distant from the coldest temperatures?