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total followers 100M

About Mark Rober✎ fix

Mark Rober is an American engineer turned online creator, known for making science and engineering entertaining for a broad audience. He began his career as a mechanical engineer at NASA's Jet Propulsion Laboratory, where he spent several years, including work on the Curiosity rover mission, and he also worked at Apple before moving to video full time.

His videos combine science, design and invention with humour and large-scale challenges, often built around clever contraptions, experiments and playful tests of how things work. Recent uploads have explored questions such as whether fun can be measured scientifically, how to beat classic board games, and how far people will go in elaborate cheating tests. Earlier in his online career he became popular for creative costumes and DIY hacks.

He is also the founder of CrunchLabs, a subscription service that sends build-it-yourself toys and projects to homes, each paired with a video that teaches people to think like an engineer. His audience is largely English-speaking and spread across the United States, Canada and Australia. He shares short clips and behind-the-scenes moments across several social networks alongside his long-form videos.

Written automatically from public posts.

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Accounts✎ fix

AccountFollowersShare18 days30 daysOpen the account
Mark Rober · YouTube@markrober · 20.2b total views 86.3M 86 % ↗
Mark Rober · Facebook@MarkRoberYouTube 5.69M 5.7 % ↗
Mark Rober · TikTok@markrober · 54m likes 3.98M 4.0 % ↗
Mark Rober · Instagram@markrober · 606 posts 3.08M 3.1 % ↗
Mark Rober · X@markrober · 3,681 posts 498K 0.5 % ↗
Mark Rober · Threads@markrober 440K 0.4 % ↗

Total followers over 18 days

+997K since Oct 27, 2026

100M99M
Oct 27Nov 2Nov 5Nov 8Nov 11

All rankings✎ fix

Rank in every ranking where they appear, network by network.

RankingYouTubeYouTubeFacebookFacebookTikTokTikTokInstagramInstagramXXThreadsThreadsAll networks
World#23#4,765#8,451#9,994#14,810#3,142#153
United States#10#1,007#1,415#2,074#4,227#1,247#63
Science & education · World#1#68#80#106#253#38#2
Science & education · United States#1#15#14#26#109#20#2
Science · World#1#20#20#18#55#11#2
Science · United States#1#7#7#7#23#7#2

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