an online book by David Gurteen
Carl Edward Sagan (; SAY-gən; November 9, 1934 – December 20, 1996) was an American astronomer, planetary scientist and science communicator. Initially an assistant professor at Harvard, Sagan later moved to Cornell, where he was the David Duncan Professor of Astronomy and Space Sciences and directed the Laboratory for Planetary Studies.
Credit: Wikipedia - Carl SaganScience is more than a body of knowledge; it is a way of thinking. I have a foreboding of an America in my children’s or grandchildren’s time — when the United States is a service and information economy; when nearly all the key manufacturing industries have slipped away to other countries; when awesome technological powers are in the hands of a very few, and no one representing the public … | Carl Sagan Continue reading I Have a Foreboding Carl Sagan
Science is not only compatible with spirituality; it is a profound source of spirituality. | Carl Sagan Continue reading Science Is a Profound Source of Spirituality Carl Sagan
The assumption that technical civilizations must necessarily make an appearance, even after many billions of years of biological evolution, implies that the ultimate purpose, or goal, in the formation of stars and planets is the production of intelligent beings and technical civilizations — an idealistic and teleological view. | Carl Sagan Continue reading The Rise of Technical Civilizations Carl Sagan
What’s the difference between an invisible, incorporeal, floating dragon who spits heatless fire and no dragon at all? If there’s no way to disprove my contention, no conceivable experiment that would count against it, what does it mean to say that my dragon exists? Your inability to invalidate my hypothesis is not at all the Continue reading Carl Sagan’s Dragon Carl Sagan
Science is more than a body of knowledge. It’s a way of thinking. A way of skeptically interrogating the universe with a fine understanding of human fallability. If we are not able to ask skeptical questions, to interrogate those who tell us that something is true, to be skeptical of those in authority, then we’re Continue reading The Power of Skepticism Carl Sagan
Transcript My feeling, Charlie, is that pseudoscience, superstition, new-age so-called beliefs, and fundamentalist zealotry are not new. They’ve been with us as long as we’ve been human. However, we now live in an age driven by science and technology, with formidable technological powers. Science and technology are propelling us forward at accelerating rates. If we—the Continue reading Carl Sagan – Prophetic Last Interview Carl Sagan (1995)
WikipediaCarl SaganYouTubeCarl SaganGoogleCarl SaganBooks: Carl Sagan (6)Carl Sagan – Prophetic Last Interview Carl Sagan (1995)Carl Sagan’s Dragon Carl SaganI Have a Foreboding Carl SaganScience Is a Profound Source of Spirituality Carl SaganThe Power of Skepticism Carl SaganThe Rise of Technical Civilizations Carl SaganQuotations: Carl Sagan (5)Carl Sagan’s Dragon Carl SaganI Have a Foreboding Carl SaganScience Continue reading Carl Sagan American astronomer, planetary scientist, cosmologist, astrophysicist, astrobiologist, author, and science communicator.
We must recognize that the pursuit of truth and the application of rigorous critical thinking are not merely intellectual exercises, but also moral and civic responsibilities. Engaging in open dialogue and thoughtful conversations is crucial in this process, as it allows us to challenge assumptions, refine our understanding, and collectively work toward more informed and ethical decisions. Continue reading Conclusion: Two Pillars of Truth Critical thinking – a civic duty
