180 Years of Scientific American Means 180-Degree Turns in Science—Here Are Some of the Wildest Ones

image via New Scientist

August 25, 2025, 10:00 AM

• •Scientific American celebrates its 180th anniversary with stories of scientific discoveries that have changed over time.
• •The article discusses examples of scientific turnarounds, including nerve regeneration, the invention of plastic, and the changing views on life on Mars.
• •The issue also highlights the importance of supporting scientific journalism and the value of science.

Scientific American is celebrating its 180th anniversary with a look back at moments in science where understanding has completely shifted. The article covers examples such as the evolving understanding of nerve regeneration, the unintended consequences of plastic's invention, and the changing perspectives on the possibility of life on Mars. The publication emphasizes the importance of supporting scientific journalism. It underscores the value of scientific inquiry and its profound impact on our world.

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