Fermi paradox
The Fermi paradox (or Fermi's paradox) is the apparent contradiction between high estimates of the probability of the existence of extraterrestrial civilization and humanity's lack of contact with, or...
Fermi paradox - Wikipedia
Everything You Know About Artificial Intelligence is Wrong
It was hailed as the most significant test of machine intelligence since Deep Blue defeated Garry Kasparov in chess nearly 20 years ago. Google’s AlphaGo has won two of the first three games against g...
Famous Wow! Signal Might Have Been From Comets, Not Aliens
On 15 August 1977, radio astronomers using the Big Ear radio telescope at Ohio State University picked up a powerful signal from space. Some believe it was our first interception of an alien broadcast...
‘Alien Megastructure’ Star Apparently Thronged By Comets
A star in a faraway solar system has caused quite a stir among astronomers. Its light fluctuates dramatically and in strange patterns, so scientists think something large and weird-shaped might be cir...
Search For Intelligent Aliens Near Recently Revealed Bizarre Dimming Star Has Begun
The hunt for signs of alien life in a strange star system theorized to possibly host an "alien megastructure" is now in progress. Astronomers have started using the Allen Telescope Array (ATA), a syst...
Astronomers Have Started Search For Alien Nuclear Wars
Testimony from several people who saw, firsthand, the flash from the first successful detonation of the atomic bomb, at the infamous Trinity Test, on July 16, 1945 indicates the flash was a “golden, p...
The Search For Extraterrestrial Intelligence Gets A $100m Boost
IN 1959 a young astronomer called Frank Drake took a job at the Green Bank radio observatory in Virginia. Thinking about the capabilities of the 26-metre dish under construction there, Dr Drake realis...
The Dawn of Killer Robots
A story about the evolving relationship between humans and robots, and what AI in machines bodes for the future of war and the human race. Exclusive access to a small fleet of US Army bomb disposal ro...
You are a Simulation & Physics Can Prove It
Astrophysicist, cosmologist and Nobel Prize winner George Smoot studies the cosmic microwave background radiation — the afterglow of the Big Bang. His pionee...
35 Years Later, the ‘Wow!’ Signal Still Tantalizes
Since the SETI program first began searching for possible alien radio signals a few decades ago, there have been many false alarms but also instances of fleeting signals of interest which disappear...
Michio Kaku: Could We Transport Our Consciousness Into Robots?
http://bigthink.com If we were able to move our brains, neuron-for-neuron, into a robot, would we still be the same person?
Michio Kaku on The Singularity
Theoretical physicist Michio Kaku discusses his thoughts and solution to the Singularity. Excerpt from the tv series Sci Fi Science.
Artificial Intelligence: Machine vs. Man
The scene in the cramped office in Berkeley on a recent Saturday feels like a typical start-up carried along by the tech boom, with engineers working through the weekend in a race against time. The lon...
The science of 'Transcendence' isn't just fiction - it's terrifyingly real
This Friday, a movie called Transcendence will arrive in theaters. Transcendence is based directly on the principle of singularity, the moment when technology surpasses humanity. In fact, Dr. Caster, ...
Countdown to Singularity
The Singularity is an era in which our intelligence will become increasingly nonbiological and trillions of times more powerful than it is today—the dawning of a new civilization that will enable us t...
Carl Sagan Explains the Drake Equation
Famous American astronomer and astrophysicist Carl Sagan explains the Drake equation.The Drake equation (rarely also called the Green Bank equation or the Sagan equation) is a famous result in the spe...
Drake equation
The Drake equation is a probabilistic argument used to estimate the number of active, communicative extraterrestrial civilizations in the Milky Way galaxy. The equation was written in 1961 by Frank D...
Drake equation - Wikipedia
SETI
The search for extraterrestrial intelligence (SETI) is the collective name for a number of activities undertaken to search for intelligent extraterrestrial life. SETI projects use scientific methods i...
SETI - Wikipedia
Project Ozma
Project Ozma was a pioneering SETI experiment started in 1960 by Cornell University astronomer Frank Drake, at the National Radio Astronomy Observatory at Green Bank, West Virginia. The object of the ...
Project Cyclops
Project Cyclops was a 1971 NASA project that investigated how SETI should be conducted. As a NASA product the report is in the public domain. The project team created a design for coordinating large...
Project Cyclops - Wikipedia
Project Phoenix (SETI)
Project Phoenix was a SETI project: in this case a search for extraterrestrial intelligence by analyzing patterns in radio signals. It was run by the independently funded SETI Institute of Mountain Vi...
SERENDIP
SERENDIP (Search for Extraterrestrial Radio Emissions from Nearby Developed Intelligent Populations) is a Search for Extra-Terrestrial Intelligence (SETI) program originated at the University of Calif...
Allen Telescope Array
The Allen Telescope Array (ATA), formerly known as the One Hectare Telescope (1hT) is a radio telescope array dedicated to astronomical observations and a simultaneous Search for Extraterrestrial Inte...
Allen Telescope Array - Wikipedia
Von Neumann probe
The idea of self-replicating spacecraft has been applied — in theory — to several distinct "tasks". The particular variant of this idea applied to the idea of space exploration is known as a von Neuma...
Bracewell probe
A Bracewell probe is a hypothetical concept for an autonomous interstellar space probe dispatched for the express purpose of communication with one or more alien civilizations. It was proposed by Rona...
Dyson sphere
A Dyson sphere is a hypothetical megastructure that completely encompasses a star and hence captures most or all of its power output. It was first described by Freeman Dyson. Dyson speculated that suc...
Dyson sphere - Wikipedia
Kardashev scale
The Kardashev scale is a method of measuring a civilization's level of technological advancement, based on the amount of energy a civilization is able to utilize. The scale has three designated catego...
Alderson disk
An Alderson disk (named after Dan Alderson, its originator) is a hypothetical artificial astronomical megastructure, like Niven's Ringworld, or a Dyson sphere. The disk is a giant platter with a thic...
Alderson disk - Wikipedia
Matrioshka brain
A matrioshka brain is a hypothetical megastructure proposed by Robert Bradbury, based on the Dyson sphere, of immense computational capacity. It is an example of a Class B stellar engine, employing th...
Stellar engine
Stellar engines are a class of hypothetical megastructures which use a star's radiation to create usable energy. Some variants use this energy to produce thrust, and thus accelerate a star, and anythi...