Carl Sagan

If Carl Sagan were alive today, this is what he would say to US President Donald Trump, the temple of ignorance

"Carl Sagan's Prophecy: When Science Collapses Before Populism"

In his book "A World Haunted by Demons" he writes: "Immense technological power will be concentrated in so few hands that none of those who are supposed to represent the public interest will even be able to understand what things are meant to be." Isn't that
Carl Sagan extends his palms to the universe, an attempt at creating an image using artificial intelligence.

Carl Sagan's scientific legacy goes far beyond the Cosmos series

From the revolutionary astronomical achievements to the social activism and inspiration for generations of scientists - how Carl Sagan shaped science and our understanding of the universe.
Photograph of the Earth and the Moon by the Galileo spacecraft. Photo: NASA

Carl Sagan discovered life on Earth 30 years ago - how his experiment helps us look for alien species today

It's been 30 years since a group of scientists led by Carl Sagan found evidence of life on Earth using data from instruments aboard NASA's Galileo space probe and only a combination of instruments ignoring
Witches in "Halloween". Illustration: shutterstock

Witch hunt - definitely not Halloween

Carl Sagan, on the background of an illustration of planets outside the solar system.

Did Carl Sagan believe in God?

At the end of his fictional book Contact, Carl Sagan describes discovering a message hidden in the literature of the number Pi. If such a message does exist, is a super entity responsible for it?
Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

The parable of human evolution

An intelligent alien. Illustration: shutterstock

Knowledge is our destiny: Intelligence on Earth and beyond

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Sunday Sermon/Carl Sagan

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

In praise of science and technology

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Can we know the universe? Reflections on a grain of salt

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

The universe of the benign

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Carl Sagan on: The Colliding Worlds of Immanuel Volikovsky

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Did Carl Sagan believe in UFOs?

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Carl Sagan on... a personal view

An intelligent alien. Illustration: shutterstock

contact

Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Gullible will believe anything