42,698,765 views
6 years ago
34,799,401 views
4 years ago
255 views
2 days ago
28,432,614 views
8 years ago
Show more
16,108,014 views
623,921
0
Mark Rober
50.2M subscribers
Tags
mark rober
foldscope
paperfuge
manu prakash
bill and melinda gates
bill gates
smarter every day
stanford
philanthropy
engineering
biology
nasa
malaria
3rd world country
inventions
mosquito
centrifuge
microsope
lab
watermelon
waterballs
orbeez
20000 Comments