by msander | Feb 26, 2018 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
Over 100,000 metric tons of caffeine are consumed around the world every year. That’s equivalent to the weight of 14 Eiffel Towers! Caffeine helps us feel alert, focused, and energetic, even if we haven’t had enough sleep — but it can also raise our blood pressure and...
by msander | Feb 26, 2018 | Gr 9-10 Science, Gr. 11-12 Biology
Last week, a group of researchers unveiled a vaccine that cures cancer in mice, and if we can get it to work in humans, it will save a lot of lives. Hosted by: Hank Green Support SciShow and go to http://skl.sh/scishow2. Click here to go to the source for more...
by msander | Feb 22, 2018 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Pregnancy is quite a feat. The embryo manages to develop, get food, and get rid of their waste, all while staying under the radar of their parent’s immune system. Hosted by: Olivia Gordon Click here to go to the source for more info...
by msander | Feb 19, 2018 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Not everyone gets a winter as cold (or at the same time) as we do at SciShow, but no matter where you live, you may have wondered why venturing out into the cold often makes you have to pee more often. Hosted by: Hank Green Click here to go to the source for more...
by msander | Feb 11, 2018 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
You may take them for granted, but your teeth are a marvel. They break up all your food over the course of your life, while being strong enough to withstand breakage themselves. How do they do it? Peter S. Ungar traces the evolution of mammalian molars from primitive...
by msander | Feb 8, 2018 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Physics
Idea Submitted by Doug Fraser. I try to build a camera in the most absurd way I could think of: by starting with a penny. The Selfish Gene by Richard Dawkins: http://amzn.to/2DKkO7k My primary camera: http://amzn.to/2DZO3GD Macro Lens (for shots like the eye):...
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