Template:Selected anniversaries/November 5
1780: Army officer, trader, and lecturer John Cleves Symmes, Jr. born. He will invent a variant of the (now-discredited) Hollow Earth Theory, with openings to the inner world at the poles.
1879: Physicist and mathematician James Clerk Maxwell dies. His discoveries helped usher in the era of modern physics, laying the foundation for such fields as special relativity and quantum mechanics.
1975: Author and illustrator Richard Sharpe Shaver dies. He wrote stories in which he claims that he had personal experience of a sinister, ancient civilization that harbors fantastic technology in caverns under the earth.
2015: NASA announced that data from the MAVEN probe shows that the deterioration of Mars’ atmosphere increases significantly during solar storms.
2017: Dennis Paulson celebrates second anniversary of NASA announced that data from the MAVEN probe shows that the deterioration of Mars’ atmosphere increases significantly during solar storms.