by msander | Aug 29, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Plants are constantly under attack. They face threats ranging from microscopic fungi to small herbivores like caterpillars, up to large herbivores like elephants. But plants are ready, with a whole series of internal and external defenses that make them a less...
by msander | Aug 23, 2017 | Gr 7-8 Science & Tech, Gr. 11-12 Biology
Strand: Understanding Life Systems In this inquiry project, students will explore the basic process of osmosis and capillary action through an investigation that will mimic the process through biomimicry. Students will relate their knowledge and build a sub-irrigation...
by msander | Aug 23, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Our early ancestors relied on lightning to cause forest fires, from which they could collect coals and burning sticks to help them cook food and clear land. Yet, it wasn’t just humans who benefited from these natural phenomena. Even as they destroyed trees, fires also...
by msander | Aug 22, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
Getting to Mars is on our minds back here on Earth, and when it comes to space travel, recycling is a space traveler’s best friend – pee included! Today we’re looking at a brilliant new potential use for pee in space, and URINE for a surprise, it...
by msander | Aug 16, 2017 | Gr 7-8 Science & Tech, Gr. 11-12 Physics
You botched your forward double somersault and biffed it hard on the water. Why does it have to hurt so bad? Hosted by: Michael Aranda ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———-...
by msander | Aug 9, 2017 | Gr 1-3 Science & Tech, Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
If insects suddenly morphed into large beings and decided to wage war on us, there’s no doubt that humans would lose. There are an estimated 10 quintillion individual insects on earth, outnumbering humans by more than a billion to one. So what’s their secret to...
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