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Posted 1 year ago by boyt in category: wtf   Comments (0)


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Astrophysicist Dr. Neil DeGrasse Tyson
Posted 2 years ago by boyt in category: space   Comments (15)


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Posted 3 years ago by philipW in category: wtf   Comments (0)



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Nickel titanium, also known as nitinol, is a metal alloy of nickel and titanium. Shape memory is the ability of nitinol to undergo deformation at one temperature, then recover its original, undeformed shape upon heating above its "transformation temperature".
Posted 6 months ago by mario66 in category: interesting   Comments (0)


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Posted 4 weeks ago by StiflersMom in category: beautiful   Comments (0)