SciShow
Why Aren't Mammals as Big as Dinosaurs?
Dinosaurs were huge—it's common knowledge. So why aren't modern mammals anywhere near that size? In this episode of SciShow, Hank gives a quick run-down of the reasons scientists think the land mammals of today are nowhere near the size...
Bozeman Science
Communities
Paul Andersen explains the major classification terms in ecology and how a community can be measured by species composition and species diversity. The symbiosis of leaf cutter ants is included. The podcast ends with a discussion of...
SciShow
Why Can't Monkeys Talk Like Us?
For decades scientists believed that monkeys could not speak human language due to an anatomical difference in vocal tracts. Today, we're not so sure that this is the limiting factor after all.
TED Talks
TED: A future worth getting excited about | Elon Musk
What's on Elon Musk's mind? In conversation with head of TED Chris Anderson, Musk details how the radical new innovations he's working on -- Tesla's intelligent humanoid robot Optimus, SpaceX's otherworldly Starship and Neuralink's...
Crash Course
Population Ecology: The Texas Mosquito Mystery - Crash Course Ecology
Population ecology is the study of groups within a species that interact mostly with each other, and it examines how they live together in one geographic area to understand why these populations are different in one time and place than...
Institute of Human Anatomy
How Your Lungs "Change" With Exercise
In this video, Jonathan from the Institute of Human Anatomy discusses how the lungs supply the oxygen necessary for exercise, some of the mechanics of breathing, the muscles involved, as well as if and how the lungs can adapt to exercise.
Curated Video
GCSE Biology - Factors Affecting the Rate of Photosynthesis #49
The rate of photosynthesis is affected by light intensity, temperature, carbon dioxide concentrations, and chlorophyll. In this video we explore exactly how, and also how farmers can use this knowledge to increase the yields of their crops.
Curated Video
Population Ecology: What Causes Populations to Change?
a video entitled “Population Ecology: What Causes Populations to Change?” which discusses the roles of organisms in a habitat and explores how organisms affect one another and limited resources when interacting.
Curated Video
Understanding the Graphs of Multiple Limiting Factors in Photosynthesis
This video explores the concept of limiting factors in photosynthesis and how they can be represented in graphs. The three key limiting factors of light intensity, temperature, and carbon dioxide concentration are discussed, and the...
Curated Video
Factors Affecting Photosynthesis and Maximizing Plant Growth
The video discusses the factors that influence the rate of photosynthesis in plants, including light intensity, temperature, and carbon dioxide concentration. Different zones are shown to demonstrate the impact of each factor on the rate...
TMW Media
Atomic Theory of Matter Part 2
This program covers part 2 of the very important topic of the atomic theory of matter. We discuss how atoms combine together to form new compounds. Students review the law of conservation of mass and how the mass of the substances at the...
Curated Video
Understanding the Inverse Square Law in Regards to Light Intensity and Photosynthesis
This video explains the relationship between light intensity and photosynthesis in plants. The concept of direct proportionality and a linear relationship between light intensity and photosynthesis rate is discussed. The video then goes...
Curated Video
Understanding Communities and Succession in Ecosystems
In this video, the teacher covers key concepts related to communities in ecology. They discuss how different populations interact within a community, the role of limiting factors in population dynamics, and the importance of tolerance in...
Curated Video
Enhancing Greenhouse Conditions for Increased Crop Yields
This video explains how farmers can enhance the growing conditions for their crops by using greenhouses. The video discusses how temperature, light, and carbon dioxide concentration can all be controlled in a greenhouse, making it...
Curated Video
Improving Crop Yields: Methods for Increasing Productivity
The video is a lecture presentation on improving crop yields. It discusses various methods that farmers can use to increase the mass of useful product they get from a crop. The presentation starts by highlighting the importance of...
Curated Video
Limiting Factors of Photosynthesis
This video discusses the rate of photosynthesis. The video explores the three key limiting factors to photosynthesis: light intensity, temperature and carbon dioxide concentration. The video also highlights the importance of chlorophyll....
Bloomberg
RWE Will Consider Battery, Hydro Acquisitions, CFO Krebber Says
Aug.14 -- Markus Krebber, chief financial officer at RWE AG, discusses Germany’s leading power generator's first-half results and acquisition strategy with Bloomberg's Mark Barton on "Bloomberg Markets: European Close."
Sky News
Interview with Health Secretary Matt Hancock MP
CLEAN: Exterior interview with Health Secretary Matt Hancock MP on the coronavirus R-rate, vaccinations and the lockdown on 12 February 2021 in Aylesbury, United Kingdom
Scholastic
Study Jams! Population Growth
Along came a spider, who sat down beside her. She screamed, but RJ wouldn't smash it because spiders are a limiting factor for other insects in an ecosystem. In this video, other common limiting factors for populations are listed....
Sophia Learning
Sophia: Limiting Factor: Lesson 1
This lesson will explain how a limiting factor effects the size of a population. It is 1 of 4 in the series titled "Limiting Factor."
NOAA
Noaa: Estuary Education: Bulkheads Cause Problems for Horseshoe Crabs
Bulkheads, sea walls, and other hardened shoreline structures cause problems for animals like horseshoe crabs which crawl up on the shore to spawn. Middle school students perform a dramatic skit to show how these bulkheads can affect...