All
Search
Images
Videos
Maps
News
More
Shopping
Flights
Travel
Notebook
Report an inappropriate content
Please select one of the options below.
Not Relevant
Offensive
Adult
Child Sexual Abuse
Length
All
Short (less than 5 minutes)
Medium (5-20 minutes)
Long (more than 20 minutes)
Date
All
Past 24 hours
Past week
Past month
Past year
Resolution
All
Lower than 360p
360p or higher
480p or higher
720p or higher
1080p or higher
Source
All
Dailymotion
Vimeo
Metacafe
Hulu
VEVO
Myspace
MTV
CBS
Fox
CNN
MSN
Price
All
Free
Paid
Clear filters
SafeSearch:
Moderate
Strict
Moderate (default)
Off
Filter
3:08
Umbra & Penumbra Lesson for Kids: Definition & Facts
52K views
Aug 10, 2020
Study.com
Mark Boster
2:07
BYJU'S: Your Partner in Educational Success
209.2K views
Jun 6, 2024
byjus.com
Microscope Structure, Types, Functions, Parts, Diagrams and m
…
Nov 10, 2019
labtestsguide.com
1:09
Cell Bio Micrometers
22.3K views
Sep 20, 2017
YouTube
Lincoln Savi
0:37
MICROFILARIA: IN PERIPHERAL SMEAR
45.1K views
Aug 2, 2016
YouTube
ilovepathology
Understanding the Penumbra in Astronomy
135.2K views
Dec 7, 2023
TikTok
norasguidetothegalaxy
5:50
Penumbra Explanation
22.2K views
Feb 15, 2014
YouTube
John Clapp
8:59
Microscopy Part 1 - Introduction
300.9K views
Oct 2, 2019
YouTube
Baayo
10:22
Calibrating a microscope
55.7K views
Oct 3, 2014
YouTube
wlvfse
4:05
Eclipses 1: Shadows & Scale
23K views
May 14, 2019
YouTube
UNL Astronomy
15:38
[Judgement] Penumbra + variations/phases
486.3K views
Apr 10, 2021
YouTube
2tKetchup
8:01
Compound Microscope Tutorial - Boston University Biology
7.6K views
Jun 22, 2016
YouTube
Chao Jimmy Wu *Mantisman630*
6:02
Histology Techniques and Equipment
395K views
May 30, 2019
YouTube
BestNetwork MediaChannel
1:22
Pond Scum Under the Microscope
137.5K views
Apr 14, 2013
YouTube
MartinMicroscope
4:15
Endospore stain procedure
150.9K views
Nov 20, 2012
YouTube
Mandi Parker
2:22
MicroSnap - Coliform & E. coli - How To
11.9K views
May 20, 2021
YouTube
Hygiena
7:05
White Blood Cell Identification | WBC practice | under microscope
113K views
Feb 9, 2019
YouTube
DK Biosolutions
15:13
Introduction to Spinning Disk Microscopy
19.3K views
Jun 4, 2018
YouTube
Teledyne Photometrics
12:40
Microscopy: Phase, Polarization, and DIC (Stephen Ross)
78.6K views
Nov 11, 2013
YouTube
iBiology Techniques
11:19
Interpretation of Stool Examination
391.4K views
Jun 8, 2018
YouTube
LabsforLifeProject
0:29
Penumbra on Instagram: "You might have seen them already, but here'
…
2.4M views
5 months ago
Instagram
penumbra_cosplays
6:08
Part 1 - Preparation of Peripheral Blood Smear (PBS)
88.3K views
Jun 6, 2018
YouTube
LabsforLifeProject
1:35
Difference between UMBRA and PENUMBRA
47.5K views
Dec 5, 2020
YouTube
Cosmo Verse
1:05:46
Scanning Electron Microscopy (SEM) Lecture: Principles, Techni
…
73.1K views
Feb 14, 2020
YouTube
The Kavli Nanoscience Institute at Caltech
10:05
Compound microscope | Class 12 (India) | Physics | Khan Academy
54.8K views
May 14, 2018
YouTube
Khan Academy India - English
3:42
Human Sperm under the Microscope
5M views
Jun 16, 2016
YouTube
Sci- Inspi
11:09
Fungus under Microscope Fungal structures Aspergillus
91.2K views
Oct 27, 2019
YouTube
Microhub Plus
2:12
Formation of Shadows ( Umbra Prenumbra Antumbra )
87.8K views
Sep 9, 2018
YouTube
MooMooMath and Science
3:05
Comparing Microorganism Size Under the Microscope
390.3K views
Oct 23, 2017
YouTube
Sci- Inspi
8:35
PUS of a PIMPLE under the microscope
548.1K views
Apr 20, 2018
YouTube
Microbehunter
See more videos
More like this
Feedback