Airglow is the natural “glowing” of the Earth’s atmosphere. It happens all the time and across the whole globe. There are three types of airglow: dayglow, twilightglow and nightglow. Each is the result of sunlight interacting with the molecules in our atmosphere, but they have their own special way of forming. Dayglow forms when sunlight Read more about Aurora vs Airglow vs STEM[…]
While setting fire to an iron ingot is probably more trouble than it’s worth, fine iron powder mixed with air is highly combustible. When you burn this mixture, you’re oxidizing the iron. Whereas a carbon fuel oxidizes into CO2, an iron fuel oxidizes into Fe2O3, which is just rust. The nice thing about rust is that Read more about Iron Powder Passes First Industrial Test as Renewable, Carbon Dioxide-Free Fuel[…]
Belgium has detected an outbreak of bird flu, leading authorities to order all poultry farmers and individual bird owners to keep the animals confined, the country’s food safety agency AFSCA said Saturday. Avian influenza has recently spread to western Europe after outbreaks in Russia and Kazakhstan this summer. “Three wild birds that stayed in a Read more about Belgium announces measures for bird flu outbreak[…]