0
votes
3answers
193 views

Why only in the last few hundred year has science and technology progressed like it has [closed]

Man has been on the Earth for millions of years. But in only the last few hundred years, science has made major advances: the average life expectancy expanded, electronics, transistors, ...
2
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4answers
2k views

When Did Commerical Studio Photography Become Common?

I was looking at this Wikipedia article, History of photography, and I wondered when commercial photography studios became common place and affordable for the average person. According to the ...