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.
This Sunday, 21 December, the northern hemisphere will experience the shortest day of its year, marked at 23:03 GMT by an astronomical phenomenon known as the winter solstice-the moment the North Pole is tilted furthest from the sun as the Earth continues on its orbit.The solstice doesn't always occur on 21 December.his Sunday, 21 December, the northern hemisphere will experience the shortest day of its year, marked at 23:03 GMT by an astronomical phenomenon known as the winter solstice-the moment the North Pole is tilted furthest from the sun as the Earth continues on its orbit. The solstice doesn't always occur on 21 December.