by msander | Mar 6, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry, Gr. 11-12 Physics
A frog’s tongue can get prey into its mouth in less time than it takes for you to blink – just seven hundredths of a second. The bug is whipped through the air with a peak acceleration of around 12Gs, way more than astronauts experience when launched into space,...
by msander | Mar 6, 2017 | Gr. 11-12 Biology
For several centuries, people though diseases were caused by wandering clouds of poisonous vapor. We now know that this theory is pretty ridiculous, and that diseases are caused by specific bacteria. But how did we get to this new idea of germ theory? Tien Nguyen...
by msander | Mar 2, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Physics
Bat-bot could one day aid in search and rescue operations. Learn more: http://scim.ag/2jVvS7V Read the research (free):...
by msander | Feb 27, 2017 | Gr. 11-12 Biology
Evolution is particularly vulnerable to misunderstandings around the scientific language. SciShow clears up some confusing language! Learn more about epigenetics: https://www.youtube.com/watch?v=kp1bZ… Hosted by: Hank Green ———- Support SciShow...
by msander | Feb 23, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
For most of human history, we had a lot of bad ideas about how we were getting sick: angry gods, misaligned planets, stinky fumes. We also had plenty of bad ideas about how to prevent it, like bloodletting, large holes in the head and drinking arsenic. Things started...
by msander | Feb 13, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
It’s peak cold and flu season, and mucus is making many of our lives miserable. But despite being a little icky, phlegm gets a bad rap. This germ-fighting goo contains cells and chemical compounds that help us power through a cold. You can also think of mucus as a...
Recent Comments