NASA
5 Things That Changed Weather Forecasting Forever
Our ability to predict the weather, though still imperfect, would astound our ancestors. And decades of improvements in weather satellite technology, driven by teams of fiercely dedicated scientists and engineers, have made that...
Professor Dave Explains
IIT/JEE Chemistry Practice #25: Enthalpy of Formation
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
NASA
NASA | An Introduction to Aqua
The first in a series of episodes looking at the instruments and applications of the Aqua satellite.
Professor Dave Explains
Practice Problem: Calculating Free Energy Change
We know that the free energy change associated with a process will tell us whether it is spontaneous or not. And we also know that this depends on the change in enthalpy and the change in entropy for that process, as well as the...
NASA
NASA | Earth Science Week | What are the Consequences ...
Earth's climate system has been remarkably stable over the last 20,000 years or so. Human civilization developed in that time span, and our world's average temperature warmed by about 5 degrees C to the temperature it is today. This fact...
Science360
Water Isotopes Leave Fingerprints For Climate Scientists
This project observes and analyzes the stable isotope composition of water vapor and precipitation, primarily at the 300 meter Boulder Atmospheric Observatory tower. The measurements are made using an optical measurement technology which...
Curated Video
Nutrition and Energy Flow Part 2
In this section, I talk about the sun as a source of energy, consumers vs. producers and cycles found in nature
NASA
Ocean Worlds: The Search for Life
Life as we know it requires three ingredients: energy, organic molecules, and liquid water. Astrobiology, our search for life beyond Earth, is a search for planets, dwarf planets, and moons that harbor substantial liquid water. We call...
Maddie Moate
How Do Rainforests Make Clouds? | Maddie Moate
We were lucky enough to get early access to THE WORLD'S LARGEST INDOOR TROPICAL RAINFOREST at The Eden Project. Whilst playing on the awesome cloud bridge we thought what better question to tackle than...How do Rainforests Make Clouds?!...
Professor Dave Explains
Practice Problem: Enthalpy of Vaporization
Can we do stoichiometry regarding phase changes? Sure! If we know how many moles of a substance we have, and the energy associated with each mole of that substance undergoing a particular phase change, we can get the energy associated...
Curated Video
Does "100% Humidity" Mean Air Has Turned to Water?
Humidity is simply a measure of how "wet" the air is in a specific place, or the amount of water vapor present in the air. However, it's important to note that humidity is an umbrella term that can refer to three different types of...
NASA
AIRS: NASA Advances Our Understanding of Earth’s Climate
The Atmospheric Infrared Sounder (AIRS) instrument aboard NASA's Aqua satellite has been scanning Earth for 20 years and now has a long enough record to help support climate change research. AIRS data on Earth’s atmosphere are improving...
Visual Learning Systems
Volcanic Eruptions
This video discusses the different factors that can affect the nature of volcanic eruptions. It provides examples of explosive and calmer eruptions, such as the 1991 eruption of Mount Pinatubo in the Philippines and the eruption of Mount...
NASA
Hubble Makes First Measurements of Earth-Sized Exoplanet Atmospheres
On May 4th, 2016, the Hubble Space Telescope made the first spectroscopic measurements of two of the three known Earth-sized exoplanets in the TRAPPIST-1 system just 40 light-years away. Music credit: "Feels Good" by Louise Dowd and...
Encyclopaedia Britannica
Britannica Insights: Summer Weather
Learn about why thunderstorms, tornadoes, hurricanes, and other weather phenomena typically form during the summer.
Physics Girl
How to Make a Cloud in Your Mouth
Learn how to make a wispy cloud come out of your mouth, even when it's not cold out. Like any awesome trick, physics is to thank for the mouth cloud. This simple and fun demonstration can be used to explain the cloud in a bottle...
Curated Video
Air-1
This live-action video program is about the word air. The program is designed to reinforce and support a student's comprehension and retention of the word air through use of video footage, photographs, diagrams and colorful, animated...
Next Animation Studio
Water on Mars is disappearing faster than expected
New research by France’s National Center for Scientific Research suggests that water on Mars is evaporating faster than previously thought.
NASA
Europa Water Vapor Plumes - More Hubble Evidence
The Hubble Space Telescope has captured even more evidence of water vapor plumes on Jupiter's icy moon Europa. The probable plumes appear to be repeating in the same location and correspond with a relatively warm region on Europa's...
Visual Learning Systems
Understanding Clouds
In this video, we delve into the fascinating world of clouds. Join us as we uncover the secrets behind these fluffy formations and learn about the different types of clouds, how they are formed, and what they signify. Investigating...
Curated Video
Introduction to Distillation and Fractional Distillation
The video explains the concept and application of distillation, a technique used to separate mixtures by physical means based on the components' physical properties such as solubility and boiling points. The video explains the process of...
Learning Mole
Boiling Water
This kitchen science video lesson is all about crystallisation and the formation of crystals. Students will love this engaging and interactive video as they learn about science they can do at home.
Curated Video
What is a Thunderstorm?
Thunder, lightning, and rain are important elements of a thunderstorm. Discover how thunderstorms form and the three stages they go through. Also, learn the hazards associated with thunderstorms, including lightning, hail, tornadoes,...
ProTeachersVideo
Demonstrating Chemistry - Spectacular Experiments: Dry Ice - Sublimation
Prof Hal Sosabowski demonstrates this simple yet effective experiment, which reveals several properties of solid carbon dioxide. Hal shows us how clouds of water vapour can be formed, how carbon dioxide is denser than air, how a gas...