Space/Science — HabitableZone

Space/Science » in reply to Fusion a waste of effort

It is beginning to look that way, but the story is far from over.

In the 1950s, when fusion power was first seriously considered, it was estimated that practical fusion power was only 20 years away.

In the 1960s, practical fusion power was seen as being only 30 years away.
In the 1970s, practical fusion power was seen as being only 40 years away.
In the 1980s, practical fusion power was seen as being only 50 years away.
In the 1990s, practical fusion power was seen as being only 60 years away.

If you draw the line, you discover that practical fusion power came into existence in the 1930s.

Things may change, but so far no fusion reactor has ever come anywhere near an energy break-even point -- not within orders of magnitude.

Commentary on fusion power: "Never have so many paid so much for so long and gotten so little in return."

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