Who would have ever thought that a plastic bag, some water, and a few pencils would have adults screaming with fear? Learn how to poke holes in a plastic bag filled with water without spilling a drop. Well, that’s the theory you’re going to test… and it’s wise to practice your liquid trick over the sink. It’s a cool way to learn about the chemistry of polymers. Continue reading
We need water to survive–and Earth is covered in it! Unfortunately, almost all of that water is salty. In this week’s episode of Reactions find out why getting freshwater from ocean water is a lot trickier than you might imagine.
Imagine being able to pull a glass of water out of thin air when you’re thirsty. Sounds like science fiction, right? Well one Israeli company made it possible. Natasha Kirtchuk has the scoop…
Thanks for the idea Chuck!
We all know that we need things like water and oxygen to live, but what happens when you get too much of a good thing?
Hosted by: Hank Green
This video provides excellent graphics and analogies to describe the volume and distribution of water on earth.
Thanks for the submission Peter!