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
2,216,927 results
WIRED has challenged neuroscientist Daphna Shohamy, PhD, to explain memory to 5 different people; a child, teen, a college ...
423,992 views
2 years ago
Sleep scientist Aric A. Prather, PhD, is challenged to explain the topic of sleep to 5 different people; a child, a teen, a college ...
1,800,012 views
4 years ago