Belief in God is apparently a psychological arti-fact of mammalian reproduction.
Few artists thrive in solitude and nothing is more stimulating than the conflict of minds with similar interests.
It was the end of civilization, the end of all that men had striven for since the beginning of time. In the space of a few days, humanity had lost its future, for the heart of any race is destroyed, a...
Yet in a few milliseconds he could see the headlines of any newspaper he pleased. (That very word newspaper, of course, was an anachronistic hangover into the age of electronics.) The text was updated...
There is a special sadness in achievement, in the knowledge that a long-desired goal has been attained at last, and that life must now be shaped towards new ends.
One thing seems certain. Our galaxy is now in the brief springtime of its life—a springtime made glorious by such brilliant blue-white stars as Vega and Sirius, and, on a more humble scale, our own Su...
I said nothing about men adapting themselves to Mars. Have you ever considered the possibility of Mars meeting us half-way?
In some ways, admitted the Overlord gravely. In others perhaps a better analogy can be found in the history of your colonial powers. The Roman and British Empires, for that reason, have always been of...
1. When a distinguished but elderly scientist states that something is possible, he is almost certainly right. When he states that something is impossible, he is very probably wrong.2. The only way of...
Naturally, the system would have to be rigidly closed, recycling all food, air, and other expendables. But, of course, that’s just how the Earth operates—on a slightly larger scale.
Science fiction is something that happen - but usually you wouldn't want it to. Fantasy is something that happen - though often you only wish that it could.
Now I'm a scientific expert; that means I know nothing about absolutely everything.
Imagine that you're an intelligent extraterrestrial, concerned only with verifiable truths. You discover a species that has divided itself into thousands - no, by now millions - of tribal groups holdi...
It is not easy to see how the more extreme forms of nationalism can long survive when men have seen the Earth in its true perspective as a single small globe against the stars.
Like everything that was worth doing, that would take time and practice.
They had forgotten much, but they did not know it. They were as perfectly fitted to their environment as it was to them—for both had been designed together. What was beyond the walls of the city was n...
Call it the Star Gate.
Could we go into your room? she asked. I knew it. I knew it, he said, spinning around and sliding quickly toward his door. It's finally happend, just like in dreams. An intelligent, beautiful woman is...
Wonder if he can feel pain? Bowman thought briefly. Probably not, he told himself; there are no sense organs in the human cortex, after all. The human brain can be operated on without anesthetics. He
Because each of us is the sum of all we have ever experienced. Only the very young have a clean slate.
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