Saganism
@sagan.bsky.social
In Memory of the Astronomer, Researcher, Educator, Communicator, Advocate, and Activist who taught us the Importance of Understanding Science.
“Religion is about turning untested belief into unshakable truth through the power of institutions and the passage of time.”
― Richard Dawkin
― Richard Dawkin
December 4, 2025 at 1:19 PM
“Religion is about turning untested belief into unshakable truth through the power of institutions and the passage of time.”
― Richard Dawkin
― Richard Dawkin
"The price good men pay for indifference to public affairs is to be ruled by evil men."
— Plato
— Plato
December 3, 2025 at 1:15 PM
"The price good men pay for indifference to public affairs is to be ruled by evil men."
— Plato
— Plato
Reposted by Saganism
Pristine samples from asteroid Bennu, collected by NASA's OSIRIS-REx mission, contain six types of sugar essential to life, including ribose and glucose.
December 3, 2025 at 3:27 AM
Pristine samples from asteroid Bennu, collected by NASA's OSIRIS-REx mission, contain six types of sugar essential to life, including ribose and glucose.
“Real scientist are delighted when they find out they wrong... There are too many people in this world who want to be right. And too few who just want to know.”
― Brian Cox
― Brian Cox
December 2, 2025 at 1:45 AM
“Real scientist are delighted when they find out they wrong... There are too many people in this world who want to be right. And too few who just want to know.”
― Brian Cox
― Brian Cox
I am all for miracles because the universe we live in is far richer than we can imagine. The alchemy of stars, hydrogen atoms seemingly awakening to explore themselves, the scale and depth of everything around us... nothing we know is short of a miracle.
December 1, 2025 at 2:01 PM
I am all for miracles because the universe we live in is far richer than we can imagine. The alchemy of stars, hydrogen atoms seemingly awakening to explore themselves, the scale and depth of everything around us... nothing we know is short of a miracle.
“It is said that men may not be the dreams of the god, but rather that the gods are the dreams of men.”
― Carl Sagan, Cosmos
― Carl Sagan, Cosmos
November 30, 2025 at 2:08 PM
“It is said that men may not be the dreams of the god, but rather that the gods are the dreams of men.”
― Carl Sagan, Cosmos
― Carl Sagan, Cosmos
“The world is not magic — and that’s the most magical thing about it.”
— Sean Carroll
— Sean Carroll
November 29, 2025 at 1:04 AM
“The world is not magic — and that’s the most magical thing about it.”
— Sean Carroll
— Sean Carroll
We are flooded with information yet starved of wisdom. Do you think the rise of AI will make things better, or worse?
November 28, 2025 at 1:22 PM
We are flooded with information yet starved of wisdom. Do you think the rise of AI will make things better, or worse?
"Do not indoctrinate your children. Teach them how to think for themselves, how to evaluate evidence, and how to disagree with you.”
― Richard Dawkins, The God Delusion
― Richard Dawkins, The God Delusion
November 27, 2025 at 1:32 AM
"Do not indoctrinate your children. Teach them how to think for themselves, how to evaluate evidence, and how to disagree with you.”
― Richard Dawkins, The God Delusion
― Richard Dawkins, The God Delusion
"We invented phonetic writing so we could put our sounds down on paper and, by glancing at a page, hear someone speaking in our head—an invention that became so widespread in the last few thousand years that we hardly ever stop to consider how astonishing it is."
-Carl Sagan, Billions & Billions
-Carl Sagan, Billions & Billions
November 26, 2025 at 1:30 PM
"We invented phonetic writing so we could put our sounds down on paper and, by glancing at a page, hear someone speaking in our head—an invention that became so widespread in the last few thousand years that we hardly ever stop to consider how astonishing it is."
-Carl Sagan, Billions & Billions
-Carl Sagan, Billions & Billions
“Every carbon atom in every living thing on the planet was produced in the heart of a dying star.”
― Brian Cox, Wonders of the Universe
― Brian Cox, Wonders of the Universe
November 25, 2025 at 11:27 PM
“Every carbon atom in every living thing on the planet was produced in the heart of a dying star.”
― Brian Cox, Wonders of the Universe
― Brian Cox, Wonders of the Universe
“The beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.”
― Carl Sagan, Cosmos
― Carl Sagan, Cosmos
November 25, 2025 at 1:27 PM
“The beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.”
― Carl Sagan, Cosmos
― Carl Sagan, Cosmos
“We are all connected; To each other, biologically. To the earth, chemically. To the rest of the universe atomically.”
― Neil DeGrasse Tyson
― Neil DeGrasse Tyson
November 24, 2025 at 11:34 PM
“We are all connected; To each other, biologically. To the earth, chemically. To the rest of the universe atomically.”
― Neil DeGrasse Tyson
― Neil DeGrasse Tyson
“Science, my lad, is made up of mistakes, but they are mistakes which it is useful to make, because they lead little by little to the truth.”
― Jules Verne, A Journey to the Center of the Earth
― Jules Verne, A Journey to the Center of the Earth
November 24, 2025 at 1:34 PM
“Science, my lad, is made up of mistakes, but they are mistakes which it is useful to make, because they lead little by little to the truth.”
― Jules Verne, A Journey to the Center of the Earth
― Jules Verne, A Journey to the Center of the Earth
"But if intelligence is our only edge, we must learn to use it better, to sharpen it, to understand its limitations and deficiencies—to use it as cats use stealth, as walking sticks use camouflage, to make it the tool of our survival."
-Carl Sagan, Shadows of Forgotten Ancestors
-Carl Sagan, Shadows of Forgotten Ancestors
November 23, 2025 at 1:14 AM
"But if intelligence is our only edge, we must learn to use it better, to sharpen it, to understand its limitations and deficiencies—to use it as cats use stealth, as walking sticks use camouflage, to make it the tool of our survival."
-Carl Sagan, Shadows of Forgotten Ancestors
-Carl Sagan, Shadows of Forgotten Ancestors
"We wish to pursue the truth no matter where it leads - but to find the truth, we need imagination and skepticism both. We will not be afraid to speculate, but we will be careful to distinguish speculation from fact."
— Carl Sagan
— Carl Sagan
November 22, 2025 at 1:31 AM
"We wish to pursue the truth no matter where it leads - but to find the truth, we need imagination and skepticism both. We will not be afraid to speculate, but we will be careful to distinguish speculation from fact."
— Carl Sagan
— Carl Sagan
"Knowing a great deal is not the same as being smart; intelligence is not information alone but also judgement, the manner in which information is co-ordinated and used. Still, the amount of information to which we have accessed is one index of our intelligence."
-Carl Sagan, Cosmos
-Carl Sagan, Cosmos
November 21, 2025 at 1:42 PM
"Knowing a great deal is not the same as being smart; intelligence is not information alone but also judgement, the manner in which information is co-ordinated and used. Still, the amount of information to which we have accessed is one index of our intelligence."
-Carl Sagan, Cosmos
-Carl Sagan, Cosmos
“To live is the rarest thing in the world. Most people exist, that is all.”
― Oscar Wilde
― Oscar Wilde
November 20, 2025 at 1:21 PM
“To live is the rarest thing in the world. Most people exist, that is all.”
― Oscar Wilde
― Oscar Wilde
"It is certainly true that all beliefs and all myths are worthy of a respectful hearing. It is not true that all folk beliefs are equally valid - if we’re talking not about an internal mindset, but about understanding of the external reality."
-Carl Sagan, The Demon-Haunted World
-Carl Sagan, The Demon-Haunted World
November 20, 2025 at 12:29 AM
"It is certainly true that all beliefs and all myths are worthy of a respectful hearing. It is not true that all folk beliefs are equally valid - if we’re talking not about an internal mindset, but about understanding of the external reality."
-Carl Sagan, The Demon-Haunted World
-Carl Sagan, The Demon-Haunted World
"Like it or not, we humans are bound up with our fellows, and with the other plants and animals all over the world.
Our lives are intertwined."
-Carl Sagan, Billions & Billions: Thoughts on Life and Death at the Brink of the Millennium
Our lives are intertwined."
-Carl Sagan, Billions & Billions: Thoughts on Life and Death at the Brink of the Millennium
November 19, 2025 at 1:08 PM
"Like it or not, we humans are bound up with our fellows, and with the other plants and animals all over the world.
Our lives are intertwined."
-Carl Sagan, Billions & Billions: Thoughts on Life and Death at the Brink of the Millennium
Our lives are intertwined."
-Carl Sagan, Billions & Billions: Thoughts on Life and Death at the Brink of the Millennium
“It is certain, in any case, that ignorance, allied with power, is the most ferocious enemy justice can have.”
— James Baldwin
— James Baldwin
November 17, 2025 at 8:51 PM
“It is certain, in any case, that ignorance, allied with power, is the most ferocious enemy justice can have.”
— James Baldwin
— James Baldwin
"Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another."
-Carl Sagan, Cosmos
-Carl Sagan, Cosmos
November 17, 2025 at 1:44 PM
"Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another."
-Carl Sagan, Cosmos
-Carl Sagan, Cosmos
“First they fascinate the fools then they muzzle the intelligent.”
― Bertrand Russell
― Bertrand Russell
November 16, 2025 at 10:19 PM
“First they fascinate the fools then they muzzle the intelligent.”
― Bertrand Russell
― Bertrand Russell
"We are, each of us, largely responsible for what gets put into our brains, for what, as adults, we wind up caring for and knowing about. No longer at the mercy of the reptile brain, we can change ourselves."
-Carl Sagan, Cosmos
-Carl Sagan, Cosmos
November 16, 2025 at 12:04 PM
"We are, each of us, largely responsible for what gets put into our brains, for what, as adults, we wind up caring for and knowing about. No longer at the mercy of the reptile brain, we can change ourselves."
-Carl Sagan, Cosmos
-Carl Sagan, Cosmos