UFO sightings classification
It must be remembered that, after careful investigation, over 90% of UFO reports can be reasonably explained as manmade or natural phenomena. The late Charles H. Gibbs-Smith (aviation historian to
8 min read
Origins of aliens
Psychologist Carl Jung, in his book Flying Saucers, stated: “something is being seen, but it isn’t known what…. This formulation leaves the question of ‘seeing’ open. Something material could be
8 min read
Panspermia
Panspermia is a theory that suggests that the seeds of life are prevalent throughout the universe and are distributed by meteoroids, asteroids and planetoids. According to that theory, life on
8 min read
Fermi paradox
The Fermi paradox is the apparent contradiction between high estimates of the probability of the existence of extraterrestrial civilizations and the lack of evidence for, or contact with, such civilizations.
8 min read
Rare Earth Hypothesis
The rare earth hypothesis is the contrary of the principle of mediocrity, advocated by Carl Sagan and Frank Drake, among others. It argues that the emergence of complex multicellular life
8 min read
Extraterrestrial life
To assess the probability of intelligent life elsewhere in the universe, let’s first define what is basic life, what are the differences between an inanimate object and a living creature.
8 min read
Drake Equation
Some state that by making what they feel are reasonable assumptions and arguments we can ascertain that if life is possible at all, then the universe is so vast that
8 min read
The mediocrity principle
The mediocrity, also known as the Copernican principle, states that since life originated on Earth, a similar process is likely to happen or already happened elsewhere in the cosmos, where
8 min read
