“You need to leave your room and go out to get that vitamin D from sunlight” is something that you may have heard quite often. But here are two things you might not have heard before: 1) The sun doesn’t give us Vitamin D. 2) Human skin can use the […]

Table of Contents If you filled a swimming pool with a substance called oobleck, you could easily run across the pool as if it were a solid surface. But if you tried to stand in the oobleck pool you would slowly start to sink. So, what is this strange substance