Tag: Changed

How a Microbial Evolutionary Accident Changed Earth’s Atmosphere

A dense rainforest or other verdant terrestrial vegetation may be what first comes to mind at the mention of photosynthesis. Yet the clouds of phytoplankton that fill the oceans are the major...

Then and Now: How 30 Years of Progress Have Changed PCs

The humble personal computer has been a part of our lives, directly or indirectly, for nearly five decades, but its most significant transformations have transpired over the last thirty years. During...

How Some Parents Changed Their Politics in the Pandemic

ORINDA, Calif. — They waved signs that read “Defeat the mandates” and “No vaccines.” They chanted “Protect our kids” and “Our kids, our choice.”Almost everyone in the crowd of more than three...
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