Professor Dave Explains
Phylum Rotifera Part 1: General Characteristics
We're concluding our study of clade gnathifera with a two-part investigation of phylum rotifera. In the first video, we'll focus general characteristics of some of the free-living, non-parasitic rotifers. These creatures have been found...
Journey to the Microcosmos
These Rotifers Glue Themselves Together
As animals, we owe a lot to the single-celled organisms that came before us. These are the organisms that laid the chemical groundwork for how we live, from the DNA and proteins within them to the molecules they released into the...
Journey to the Microcosmos
Water Is Thicker When You’re Smaller
Water Is Thicker When You’re Smaller
Journey to the Microcosmos
These Walking Ciliates Are Frustrating
The ciliates we’re going to talk about today are kind of…frustrating. At this point in our journey, we’ve gotten used to the fact that the microcosmos is an indecipherable mess at times, filled with organisms that look like each other,...
Journey to the Microcosmos
The Collotheca Doesn’t Mind Eating Its Own Babies
Imagine that this is the beginning of the last thing you’ll ever see, an empty landscape with thin lines scratched across it. But those lines suddenly sharpen and gather into a dense mass that spreads from the crown that sits atop a...
Curated Video
How Our Lungs Work
This video provides an explanation of how our lungs work to facilitate the process of breathing. It explores the role of the respiratory system, detailing the journey of inhaled air through the trachea, bronchial tubes, bronchioles, and...
Journey to the Microcosmos
How Do Protozoa Get Around?
If you were a protozoan, how would you zoom zoom zoom all around the microcosmos? From false feet to microtubules, find out how these single-celled eukaryotes make their way through the universe.
Journey to the Microcosmos
How Microscopic Hunters Get Their Lunch
On this week's journey, we explore the ways things eat in the microcosmos, from Stentors filter feeding to Dileptus hunting down and absorbing its prey.
Journey to the Microcosmos
Rotifers Charmingly Bizarre & Often Ignored
We also don't really know what rotifers are... but we'll try to tell you as much as we know!
The Noted Anatomist
Epithelium
A brief overview of epithelial tissue: 0:00. Intro to epithelium 0:15. What is epithelium? 3:08. Classifications of epithelium - 3:40. Simple squamous epithelium - 6:57. Simple cuboidal epithelium - 8:43. Simple columnar epithelium -...
Professor Dave Explains
Whooping Cough Bordetella pertussis
Whooping cough, caused by Bordetella pertussis, is a baby killer. It goes all the way back to the middle ages, so let's get a closer look at this bacterium now.
Professor Dave Explains
Unicellular Life Part 2: Archaea and Protists
Everyone knows about bacteria, but there are tons of other unicellular species! Archaea are prokaryotes just like bacteria, but they live in some pretty weird places, which teaches us a lot about the kinds of conditions life can thrive...
Visual Learning Systems
Protists: Ciliates and Zooflagellates
The diverse groups of microorganisms in the Kingdom Protista are illustrated in this video. Microscopic views compare the main categories of protists. the different phyla of algae are also discussed. Other terminology includes: protozoa,...
Mazz Media
Breathing and Cellular Respiration
In this live-action program viewers will learn that oxygen is necessary for life and is used to create energy in cellular respiration. Students will come to understand Cellular respiration is required for life, and breathing, which is...
ProTeachersVideo
How Science Works: Asthma on the Run
Ceri Harrop is a biochemist at the University of Manchester specialising in respiratory medicine and developing new treatments for people with breathing difficulties. As part of her research, Ceri meets asthmatic athlete Wayne Ashall, a...
Schooling Online
Biology Cells as the Basis of Life: Cell Structure - Comparing Prokaryotic and Eukaryotic Cells
A bracelet burglar is on the loose! Sally puts on her detective hat. If she can solve the crime, maybe she’ll get a voucher to use at Tiffany & Chro. This lesson will begin our review of prokaryotic and eukaryotic cells, focusing on...
FuseSchool
BIOLOGY - Physiology - Respiratory System
Your respiratory system is a system in humans that is designed to extract oxygen from the air so we can use it in respiration around the body and at the same time get rid of carbon dioxide gas into the air which is the waste product from...
Visual Learning Systems
Investigating Protists: Animal-like Protists
Eukaryotes that are clearly not animals, plants, or fungi belong to a very diverse and fascinating group called protists. This series of videos uses captivating video footage to illustrate organisms from tiny microscopic creatures to...
AFP News Agency
CLEAN : Mali election campaign underway after years of delays
Campaigning for municipal elections was underway in Mali on Friday under a cloud of apathy and uncertainty following years of delays due to the persistent insecurity
Curated OER
The Respiratory System
Respiratory systems are different in worms, fish, and human lungs, and each are explained by Paul Andersen with his fabulous SMART Board. How are these respiratory systems similar? Keeping breathing surfaces moist is essential in all...
Curated OER
The Respiratory System - How it Works?
Diagrams and video footage of people help show the structures and functions of the respiratory system. Exercise is highlighted, making this an accessible video for a health class.
Science Friday Initiative
Science Friday: Video Pick: Engineering Artificial Cilia
Physicists fabricated a simple version of cilia that will flap spontaneously and even synchronize their movements.