by Milan Sanader | May 13, 2021 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr. 11-12 Biology
One of the craziest life cycles of any creature on the planet’ culminates after 17 years underground. Sifting through a shovel load of dirt in a suburban backyard, Michael Raupp and Paula Shrewsbury find their quarry: a cicada nymph. And then another. And...
by Milan Sanader | Jan 22, 2020 | Biology, Gr. 11-12 Biology
Choosing an insect: While insect tracheal ducts are generally very small, those located where the muscle activity is intense are considerably larger. Choose an appropriate flying insect, one that is easy to obtain and is abundant. Choose an insect that has important...
by msander | Aug 26, 2019 | Gr 1-3 Science & Tech, Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science
This is an image of an insect taken from a Huawei p 30 pro cell phone camera. When I compare that to images that I took in 1978 using a really good dissecting microscope with an optical camera, this is incredible. I could easily take these images and identify this...
by msander | Jun 18, 2019 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Every summer it seems like there’s that one person who always gets a lot of mosquito bites. But what makes people mosquito magnets? Hosted by: Hank Green SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at...
by msander | Apr 5, 2018 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Each day, the animal kingdom produces roughly enough poop to match the volume of water pouring over Victoria Falls. So why isn’t the planet covered in the stuff? You can thank the humble dung beetle for eating up the excess. Eleanor Slade and Paul Manning explain how...
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