Upload date
All time
Last hour
Today
This week
This month
This year
Type
All
Video
Channel
Playlist
Movie
Duration
Short (< 4 minutes)
Medium (4-20 minutes)
Long (> 20 minutes)
Sort by
Relevance
Rating
View count
Features
HD
Subtitles/CC
Creative Commons
3D
Live
4K
360°
VR180
HDR
3 results
A agulha e o prego são materiais de aço inoxidável, constituídos principalmente por átomos de ferro O ferro é material ...
581 views
1 day ago
Astrophysicist Dr. Jason Lisle guides us through key questions about Astronomy and the Bible. When the Bible describes the ...
2,794 views
This video explains the structure and function of traveling wave tubes (TWT). It showcases various slow-wave structures and ...
521 views