by msander | Feb 20, 2019 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
It’s a crowd-pleasing party trick: Cut a grape in half, pop it in the microwave, hit “start” then sit back and watch the dazzling “grape balls of fire.” Now a team of Canadian scientists has figured out how grapes generate plasma in your kitchen. Source: Why...
by msander | Feb 18, 2019 | Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Physics
Introduction Measuring tiny volumes with precision and accuracy requires a micropipet. In the biology lab, micropipets are used for preparing and loading DNA samples, microscale experiments and the preparation of many types of samples. These applications rely on good...
by msander | Jan 30, 2019 | Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
How do astronauts survive the deadly radiation of deep space? NASA is still figuring out how to protect astronauts from cosmic radiation — like plastic shielding and magnetic deflectors. Learn more about National Chemistry Week here!...
by msander | Jan 23, 2019 | Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
Holy grail of power generation, commercial nuclear fusion could be “a decade away” creating a new disruption not just for fossil fuels but for traditional carbon free energy systems. Source: Nuclear fusion, a disruptive power source for crowded cities: Don...
by msander | Jan 14, 2019 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr. 11-12 Physics
The bottom of the cereal box is a disappointing place. But at least now you know why. Where do you see the Brazil Nut Effect around you? SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub Fyfluiddynamics:...
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....
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