Can you go blind from looking at a solar eclipse?

Can you go blind from looking at a solar eclipse?

While it may be tempting to brush off warnings against looking up at this eclipse bare-eyed, don’t: The light of an eclipse really can damage your eyes — though warnings of total blindness are likely overstated. The condition is called solar retinopathy, and it occurs when bright light from the sun floods the retina

Which pianist was deaf?

Beethoven moved to Vienna in 1792 and began studying with Haydn, quickly gaining a reputation as a virtuoso pianist. He lived in Vienna until his death. In about 1800 his hearing began to deteriorate, and by the last decade of his life he was almost totally deaf.

What percentage of your weight is muscle?

Exercise is very important in maintaining a healthy body and the muscle mass % is a useful indicator to control it. The normal muscle mass percentage on the body weight lies between 38% and 54% for men and between 28% and 39% for women depending on age and physical activity level.

Who owns the rights to the Beatles songs?

Paul McCartney, who had told Jackson about the importance of owning publishing, admitted he felt somewhat undercut by the acquisition because ATV Music Publishing owned the publishing rights to most of The Beatles’ songs, although he did not enter bidding when it came up for sale in 1984.

Who came up with the term sociology?

In 1838, the French-thinker Auguste Comte (1798–1857) ultimately gave sociology the definition that it holds today. Comte had earlier expressed his work as “social physics”, but that term had been appropriated by others, most notably a Belgian statistician, Adolphe Quetelet (1796–1874).

What organs can regenerate themselves?

The liver is the only human internal organ capable of natural regeneration of lost tissue; as little as 25% of a liver can regenerate into a whole liver. Regeneration is very rapid. The liver will return to a normal size in one to two weeks following the removal of greater than 50% of the liver by mass.

Who wrote the first modern chemistry textbook?

Antoine Lavoisier (lah-vwah-ZHAY), 1743-1794, introduced quantitative measurement into the study of chemistry with his discovery of the law of conservation of mass. He discovered the role of oxygen in combustion and established the principles for naming chemicals. He wrote the first modern chemistry textbook in 1789.

Who sings ‘Sign Sign Everywhere a Sign?’

“Signs” is a song by the Canadian rock group Five Man Electrical Band. It was written by Les Emmerson and popularized the relatively unknown band, who recorded it for their second album, Good-byes and Butterflies in 1970.