Mark Rober (@MarkRober) | nitter

Mark Rober

@MarkRober

Former NASA and Apple engineer. Current YouTuber and friend of science. CrunchLabs founder- crunchlabs.com

San Francisco, CA

piped.video/markrober

Joined February 2012

Tweets 3,681
Following 492
Followers 500,148
Likes 9,735

612 Photos and videos

612 Photos and videos

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