Newspapers Refuse to Carry Liquor Ads

Newspapers Refuse to Carry Liquor Ads
More gems from Scientific American’s first 175 years can be found on our anniversary archive page.
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Will the Earth ‘Remember’ the Coronavirus Pandemic?

Will the Earth ‘Remember’ the Coronavirus Pandemic?
In 2017 researchers from several universities used advanced laser-based technology to peer inside ice cores pulled from high in the Alps. They found the Black Death. The ice-core record showed that during the past 2,000 years, the annual levels of lead in the atmosphere took a sudden dip only once.
Continue reading … https://ift.tt/2ZuBBJo

Will the Earth ‘Remember’ the Coronavirus Pandemic?

Will the Earth ‘Remember’ the Coronavirus Pandemic?
In 2017 researchers from several universities used advanced laser-based technology to peer inside ice cores pulled from high in the Alps. They found the Black Death. The ice-core record showed that during the past 2,000 years, the annual levels of lead in the atmosphere took a sudden dip only once.
Continue reading … https://ift.tt/2ZuBBJo