Blog
Isolating DNA from Fruits – Flinn Scientific Canada
In this activity, lysing the cell wall of a piece of fruit is accomplished by quickly blending or smashing the fruit. Salt is added to the filtered fruit solution to coalesce (combine) the DNA strands that have been freed from the nucleus. Detergent is added to the...
Magnetic slime
Making slime out of glue and borax is a awesome... But with a simple addition of iron filings, you can make slime that is attracted to a magnetic field! Be sure to subscribe and check out more videos! Subscribe: https://www.youtube.com/channel/Flinn... Facebook:...
Chemistry Life Hacks: Food Edition
https://youtu.be/aTspr-lG2nM Reactions is back with another round of chemistry life hacks. Our latest episode brings chemistry to the kitchen, and features science-backed tips to cook rice with fewer calories, get extra juicy chicken (when you don't have time to...
The ferocious predatory dinosaurs of Cretaceous Sahara – Nizar Ibrahim
https://youtu.be/8RI0JnB_OaE In Cretaceous times (around 100 million years ago), North Africa was home to a huge river system and a bizarre menagerie of giant prehistoric predators -- including the Spinosaurus, a dinosaur even more fearsome than the Tyrannosaurus rex....
The genius of Marie Curie – Shohini Ghose
https://youtu.be/w6JFRi0Qm_s Marie Skłodowska Curie’s revolutionary research laid the groundwork for our understanding of physics and chemistry, blazing trails in oncology, technology, medicine, and nuclear physics, to name a few. But what did she actually do? Shohini...
6 of the Coolest New Species Discovered in the Last Year
https://youtu.be/mL_Hft12dIw Check out Ms. Spider Hat and five other new species scientists have discovered and classified in the last year! Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
NEW Gravitational Wave Discovery!
https://youtu.be/NVKO7UCIlgs Scientists have JUST published this new observation. On January 4th, 2017 they detected the merger of two black holes 3 billion light-years away. This marks the furthest detection they've been able to make and increases confidence that...
Sandwich Bag Fire Starter
https://youtu.be/kvARvzMErnk Grant Thompson - the King of Random - teaches me how to start a fire with a Sandwich bag. And we tried to melt glass in my backyard: https://goo.gl/zb0uE0 Check out his channel: http://ve42.co/KoR The intensity of sunlight on Earth is...
Using Parallax: How Far is that Star?
Introduction Since the distances to the stars cannot be measured directly, astronomers use a variety of techniques including triangulation and parallax, comparison of absolute and apparent magnitude, and Cepheid variables. Triangulation is an indirect method of...
Safety Notes For Inquiry Safety – Student Designed Activities. Flinn Scientific Canada
Inquiry Safety Incorporating inquiry investigations into the science curriculum requires that teachers and students adopt new methods to guarantee lab safety. General Requirements for Inquiry Safety The first step in designing an experiment is for students to...
Teacher Demo: Greenhouse Effect
Introduction This demo demonstrates the greenhouse effect by comparing the air temperature of a room with the air temperature inside a clear plastic bag containing black construction paper. The bag models the Earth’s atmosphere and the black construction paper models...
Candy Chromatography – The Lab by Steve Spangler
Have you ever wondered how candies get their different colors or how many dyes make a black jellybean? Candies come in all shapes and sizes. You might find spheres in all the colors of the rainbow or find tiny discs that are colored brown or white. But, do you know...