by msander | Jan 6, 2019 | Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
When charge moves, we call it electric current, but the word current is usually reserved for things like water flows. Does electric current really work like that? Electrons are quantum particles, so we have to be careful....
by msander | Dec 26, 2018 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
In this whimsical talk and live demo, scientist Li Wei Tan shares the secrets of bubbles — from their relentless pursuit of geometric perfection to their applications in medicine and shipping, where designers are creating more efficient vessels by mimicking the...
by msander | Dec 20, 2018 | Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry, Gr. 11-12 Physics, Safety
Our “Five-Minute Safety Equipment Inspection” can be used to quickly and easily evaluate the readiness of laboratory safety equipment. According to the OSHA Laboratory Standard, safety equipment should be checked on a regular basis. It is a good policy to document all...
by msander | Dec 18, 2018 | Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
Canadian Don Sadoway, a professor of materials chemistry at MIT, has captured the attention of the world with his quest to build a better battery. Source: In the quest to build a better battery, a Canadian is energizing the field | CBC News
by msander | Dec 14, 2018 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
How to make Art from Slime We all know that playing with slime is one of the best things in the world. But, what do you do when you’re done. You can put it into a zip-lock bag and save it for later, or you can make Slime Art. What exactly is Slime Art? Well, once...
by msander | Dec 13, 2018 | Gr 9-10 Science, Gr. 11-12 Chemistry
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 Digital Studios Goodness...
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