
Voyager and SETI: Looking for Universal Messages
The SETI Institute’s task is the Search for Extra-Terrestrial Intelligence. The search is focused in a narrow spectrum which we assume intelligent beings would use. […]
The SETI Institute’s task is the Search for Extra-Terrestrial Intelligence. The search is focused in a narrow spectrum which we assume intelligent beings would use. […]
Detecting exoplanets cannot be done directly, so scientists look for gravitational wobbles and planetary transit clues to find them. […]
The portrayals of alien life in fiction – both novels and film – tend to come in four varieties: aggressive, exploratory, cooperative, and transcendental. […]
The notion of ‘homo economicus’ was an idealization. Modern psychology has shown that often we make decisions based on completely non-rational bases. […]
British economist John Maynard Keynes argued that there are multiple possible equilibrium points and it’s possible for the economy to become stuck around one of these undesirable points. […]
In classical economics, the idea was that we ought to be able to model the flow of money in the marketplace on our vision of energy flowing in a physical system. […]
Karl Marx believed that capitalism was important for social development. The capitalists not only eliminated scarcity in the society, but also created the possibility of a workers’ revolution. […]
The social structures are helping the human society to flourish. These structures like bureaucracy and legal systems are becoming better at solving the problems that plague us. […]
Joseph Tainter, an American anthropologist, has explained why major civilizations have collapsed. He argues that the overly complex nature of these societies doomed them. […]
At the turn of the 20th century, there was an effort by craniologists and phrenologists to determine intelligence by the size and characteristic bumps on the skull. […]
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