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Should Santa Wear a Flame Retardant Suit?
https://youtu.be/D7qk_1BdUOw Flame-retardant chemicals can slow the spread of fire in homes and garments. But are these compounds naughty or nice? This week on Reactions, we ask whether old Saint Nick might want a flame-retardant suit...or choose to opt out. More PBS...
Non-Invasive Brain Surgery
https://youtu.be/qQhUxd82Rr0 Human brains are complicated - the most complicated thing in the known universe, many people say. So far we understand little - just that certain regions of the brain appear to be involved in certain activities and certain disorders. In...
Guelph native, U of W prof Donna Strickland collects Nobel Prize | CBC News
University of Waterloo professor Donna Strickland has received her Nobel Prize in Physics during a ceremony Monday in Sweden. Source: Guelph native, U of W prof Donna Strickland collects Nobel Prize | CBC News
Why Don’t Antarctic Fish Freeze to Death?
https://youtu.be/k4gKYyXgX5g Fish living in the oceans around Antarctica seem like they should freeze to death. But notothenioids have it all figured out, thanks to the antifreeze proteins in their blood! Subscribe! http://bit.ly/ACSReactions Facebook!...
The Littlest Holiday Tree – submitted by Flinn Scientific Canada
Add a drop of clear solution to a microscope slide containing a tiny piece of copper and create a beautiful, silver-branched holiday tree that grows before your very eyes! Click here to go to the source of 'The Littlest Holiday Tree'. Website: ...
Amazing 9 Layer Density Tower – SICK Science! | Science Experiments | Steve Spangler Science
Density differences cause objects to “float” in liquids that are already stacked on top of each other. With this science-magic trick, you’ll put a new spin on our famous Density Column demonstration. First, you’ll discover how to stack nine layers of liquids on top of...
Inertia P.E.O.E. Demonstrations – submitted by Michael Balzer
The link below takes you to two very useful demonstrations to illustrate Inertial which follow the Predict, Explain, Observe, Explain (PEOE) format. It is suggested that both demos are performed before introducing Newton’s First Law of motion. Inertia PEOE by Michael...
‘David is an astronaut now’: Canadian blasts off on mission to International Space Station
Canadian David Saint-Jacques made his maiden voyage into space, joining Russian and American teammates for a launch from Baikonur, Kazakhstan. Here’s what you need to know Source: ‘David is an astronaut now’: Canadian blasts off on mission to International Space...
Use of PTC Paper – submitted by Dave Gervais, Chair STAO Safety Committee
Introduction: Since its discovery in 1932, PTC paper has been a popular activity for students studying genetics. It is used to determine the genotypes of individuals, and is bitter tasting. It has been tied to the evolutionary advantage allowing some primates to...
Homemade Hand Warmer | Science Experiments | Steve Spangler Science
Here’s a twist on the classic chemical hand warmers you can buy for you to research and improve. If you’ve been outdoors when it’s really cold, there’s a good chance you’ve either used these yourself or wished you had. You can experience a variation on the science...
Chinese scientist reports 3rd pregnancy in baby-gene editing experiment | CBC News
As American researchers say they tried to discourage He Jiankui from pursuing what he claims are the world's first genetically edited babies, the Chinese scientist insists he is proud of his work and revealed that another volunteer is pregnant. Source: Chinese...
Loop Game Genetics Review Revised – submitted by Nehal Patel
This is an update to Nehal's Nov 27, 2018 post. The game board required for this resource is now included below. Our apologies to Nehal and all who opened the Nov 27 post for this omission. Introduction: The game involves students being dealt a set of cards, each...