Why Metals Spontaneously Fuse Together In Space

Veritasium
Contributed By
Veritasium
Resource Type
Instructional Resource
Keywords
veritasium cold welding welding space gemini iv gemini gemini 4 galileo spacecraft international space station iss weld metal structure ions alloys esa fuse metals sea of electrons lattice crystal
Subjects
Science
Related Resources

Why Metals Spontaneously Fuse Together In Space

In space, metals can weld together without heat or melting.

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Written by Joh Howes and Derek Muller

Yes, it's pronounced Gemini (ee not eye) because that's the way everyone pronounced this mission.

Thanks to Patreon supporters:

Bryan Baker, Donal Botkin, Tony Fadell, Saeed Alghamdi

References:

Gemini IV transcripts: http://www.jsc.nasa.gov/history/mission_trans/gemini4.htm

Gemini IV recordings:

https://archive.org/details/Gemini4 (relevant clip is 1297 at about 2:00)

ESA cold welding recommendations:

esmat.esa.int/Publications/Published_papers/STM-279.pdf

Cold welding gold nanowire:

http://www.nature.com/nnano/journal/v5/n3/full/nnano.2010.4.html

Music by Kevin MacLeod "Intrepid" http://www.incompetech.com
Publisher
Veritasium

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