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/sci/ - Science & Math

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>> No.3982750 [View]
File: 51 KB, 800x599, 1262546954425.jpg [View same] [iqdb] [saucenao] [google]
3982750

>>3982746
More or less, but I'd rather we start colonizing space before ~2070.

>> No.2852557 [View]
File: 51 KB, 800x599, 1262546954425.jpg [View same] [iqdb] [saucenao] [google]
2852557

>>2852493
>Build giant concave mirror on the opposite side of the sun
>Focus a whole steradian's worth of solar output to the Earth

>> No.2235192 [View]
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2235192

>>2235181
How fast would something need to go to reach Mars in 30 days and how much energy would it take up?

>> No.1399047 [View]
File: 51 KB, 800x599, 1275766713972.jpg [View same] [iqdb] [saucenao] [google]
1399047

>>1399038
lulz its funny because its like exactly what he said like five minutes ago when i quoted his dumb ass for being a shitfuck

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