How A Billionaire's Plan to Reach Another Star Fell Apart | Hacker News

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		How A Billionaire's Plan to Reach Another Star Fell Apart (scientificamerican.com)
		7 points by croes 5 months ago \| hide \| past \| favorite \| 2 comments

dtagames 5 months ago [–]

The article says the idea is based on scientific principles, but is it really true that light exhibits a motive force on matter in a vacuum? Have we demonstrated that?

N_Lens 5 months ago | [–]

Comets’ tails I presume?

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