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
8 results
**Dark Matter and Dark Energy Dilemmas**: Discuss the puzzling absence of dark matter effects in the Local Hole and its ...
11 views
6 days ago
... of Andalusia), NASA/Goddard/Arizona State University, Dark Energy Survey/DOE/FNAL/DECam/CTIO/NOIRLab/NSF/AURA; ...
181 views
2 days ago