SciShow
Food Mold 101
It's a moldy world out there, especially in the kitchen. You have questions about food mold, right? Well Hank has your answers. Chapters View all FOOD MOLDS ARE MICROSCOPIC FUNGI 0:28 SPORE RELEASES ROOT THREADS 1:00 MYCELIUM BREAK DOWN...
Professor Dave Explains
The Chemistry of Air Purification
It's amazing to think that we've gone from having no idea what air is, to knowing its composition intimately, and even having the ability to filter what's in it. We have produced machines that can remove both pathogens as well as harmful...