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Carl Sagan
Dr Carl Edward Sagan (November 9, 1934 - December 20, 1996) was an American astronomer, astrobiologist and highly successful science popularizer.
Note: The above text is excerpted from the Wikipedia article "Carl Sagan", which has been released under the GNU Free Documentation License.
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June 10, 2024
June 10, 2024 — Astrophysicists calculate the likelihood that Earth was exposed to cold, harsh interstellar clouds, a phenomenon not previously considered in geologic climate ...
June 10, 2024 — Wild African elephants address each other with name-like calls, a rare ability among nonhuman animals, according to a new study. Researchers used machine learning to confirm that elephant calls contained a name-like component identifying the ...
June 10, 2024 — An international team of planetary scientists has detected patches of water frost sitting atop the Tharsis volcanoes on Mars, which are not only the tallest volcanic mountains on the Red Planet but ...
May 22, 2024 — A 3,500-year-old suit of Mycenaean armour may have been used in battle -- and not just for ceremonial purposes as previously thought -- new research ...
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May 20, 2024 — Researchers experimentally investigate the impact of introducing high-density calcium on the superconductivity of calcium-intercalated bilayer ...
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June 6, 2024 — Researchers found higher amounts of the sugar alcohol xylitol are associated with increased risk of cardiovascular events like heart attack and ...
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June 10, 2024 — Efforts to tackle false information through fact-checking or media literacy initiatives increases the public's skepticism toward 'fake news'. ...