You probably know that voltaic batteries come in all kinds of shapes and sizes, from tiny button batteries to car batteries to huge industrial heavy-weights. They turn chemical energy into the electrical energy that people use to power clocks, toys, cell phones, medical devices, tablets, cars, satellites… and an LED! These batteries seem pretty complicated but you can make a real voltaic battery right in your kitchen. Grab the ice tray and start the electrons moving. Continue reading
Saint-Jacques has set a record for the longest single space flight by a Canadian at 204 days
Source: Astronaut David Saint-Jacques returns to Earth, sets Canadian space record – The Globe and Mail
We’ve already been told that everybody poops – but did you ever stop to consider why? It’s thanks to our heroic through-gut that humans don’t suffer the same fate as jellyfish and anemones, and every hero has an origin story… Hosted by: Olivia Gordon
A Canadian research team is pushing the boundaries of transparency in biomedical science by publishing their research notes in real time and refusing to patent their discoveries.
Source: Breaking down the walls of scientific secrecy | CBC News
Every summer it seems like there’s that one person who always gets a lot of mosquito bites. But what makes people mosquito magnets? Continue reading
Wix is a technology tool that allows students to design creative, engaging, and interactive websites using class content.
Technology Focus: Website Design using http://www.wix.com
Level: This tool provides teachers and students with many simple tutorials that highlight its features. Some prior knowledge of website design is useful, but not required to use this tool.
Wix can be used in different units in the science curriculum as an assessment of learning tool. This resource will specifically demonstrate the use of Wix as an assessment of learning tool in the evolution unit of the SBI3U course. Continue reading
Aerogels are the world’s lightest (least dense) solids. They are also excellent thermal insulators and have been used in numerous Mars missions and the Stardust comet particle-return mission. The focus of this video is silica aerogels, though graphene aerogels are now technically the lightest. Continue reading