Professor Dave Explains
Types of Colloids and Their Properties
Earlier we learned that as far as mixtures go, we can have homogeneous solutions, or totally heterogeneous mixtures, where components don't mix. But there are actually intermediary mixtures, where substances mix to some limited degree....
Professor Dave Explains
Column Chromatography
Looking at column chromatography as a separation technique.
Professor Dave Explains
Types of Matter: Elements, Compounds, and Mixtures
What's the difference between a physical change and a chemical change? What are elements, compounds, pure substances, and mixtures? So many definitions to learn! Don't worry, Professor Dave will take you through the details.
Wonderscape
Science Kids: Exploring Mixtures and Solutions
In this video, students will learn about different methods of separating substances in mixtures and solutions. They will explore physical changes in matter, the properties of mixtures and solutions, and the processes of evaporation,...
Visual Learning Systems
Understanding Mixtures
In this video, students are introduced to the concept of mixtures. They are shown examples of mixtures such as salad dressing, sand, and breakfast cereal, and are taught that a mixture consists of two or more substances that are not...
Visual Learning Systems
Investigating Mixtures, Solutions, Elements, and Compounds: Investigating Mixtures
Upon viewing the Investigating Mixtures, Solutions, Elements, and Comnpunds video series, students will be able to do the following: Understand that everything we see, touch, and even things we can't see are made up of matter. Understand...
Visual Learning Systems
Investigating Mixtures, Solutions, Elements, and Compounds: Solutions in Action
Upon viewing the Investigating Mixtures, Solutions, Elements, and Comnpunds video series, students will be able to do the following: Understand that everything we see, touch, and even things we can't see are made up of matter. Understand...
Visual Learning Systems
Understanding Solutions: Ocean Water vs. Lake Water
In this informative video, we explore the differences between ocean water and lake water. We learn that ocean water is salt water, while lake water is referred to as fresh water. Both of these are examples of solutions, which are types...
Visual Learning Systems
Types of Mixtures
In this video, the teacher explains the different types of mixtures: homogeneous mixtures, heterogeneous mixtures, colloids, and suspensions. Using examples such as granite, salad dressing, toothpaste, and river water, the teacher...
Curated Video
Comfortable conditions continue into Sunday in Brooklyn
New ReviewIt will be a comfortable week with temperatures in the 70s and a few chances for rain.
Curated Video
Paws and Pals: Boone has come a long way
New ReviewThis sweet pup is ready for his furever home.
Curated Video
Morning showers possible, cooler temperatures Monday in The Bronx
There could be a fall-like feel heading into Labor Day Weekend.
Curated Video
Morning showers possible, cooler temperatures Monday in Brooklyn
There could be a fall-like feel heading into Labor Day Weekend.
Curated Video
Fight Ageing and Inflammation: DIY Aloe Vera & Lavender Oil Face Mask
Skip the expensive store products and pamper your skin with this natural DIY face mask! In this video, we'll show you how to make a powerful mask using just two simple ingredients: aloe vera and lavender oil.
Curated Video
Turmeric Power! Make This DIY Cleanser For Radiant Skin
Skip the expensive store products! This DIY Turmeric Cleanser uses all-natural ingredients like turmeric, baking soda, and lemon to gently cleanse and brighten your skin. Perfect for a healthy glow without breaking the bank!
Curated Video
Timbuktu's great mosque: Annual festival restores historic site
Al Jazeera meets the community in Timbuktu taking part in an annual tradition to restore an ancient mosque
Curated Video
Tracking slick, wet roads during winter storm in Brooklyn
News 12 is checking on the snowy conditions sweeping across the Brooklyn borough.
Curated Video
Haiti 'All Saints Day': Catholic and voodoo believers unite in worship
Catholics and voodoo believers unite in Haiti -- to pay tribute to the dead as the country grapples with a wave of gang violence.
Curated Video
Cooler Monday in Brooklyn before temps warm up for the rest of the week
If you like warm weather, you're going to love what we're talking about this week.
Curated Video
STORM WATCH: Winter weather advisory in effect for LI Saturday evening through Sunday morning
A Winter weather advisory is in effect with accumulating snow and ice in the forecast this weekend. More snow chances are also in the forecast for next week.
Curated Video
STORM WATCH: Snow, ice and rain to make for slick Thursday morning commute
For tonight, expect a chance of snow after 3 a.m. with a low around 28 degrees.
Press Association
The UK's deepest canal lock gets its annual spring clean
Canal and River Trust staff and volunteers help to give the Tuel Street lock in Sowerby Bridge, West Yorkshire, it's annual drain and clean. Quotes from Team Leader Andy Leatherbarrow and volunteer Maureen Readle.
Bloomberg
China's DeepSeek Sparks Rout of Nvidia, Global Tech
Wall Street had a rough start to the week on concern that a cheaper artificial intelligence-model from China could threaten the dominance of US technology.
From New York to London and Tokyo, equities got hammered, with the S&P 500...
Bloomberg
China's DeepSeek Showcases Tech Advance Despite US Curbs
China's DeepSeek has taken the world by surprise with its powerful model, showcasing advances in the nation's AI technology despite US restrictions. Its latest R-1 reasoning model has impressed users with how close the technology has...