The production of biofuels starts by growing plants out in a field or forest. All of the biomass represented in those plants essentially comes through photosynthesis.
Archives: Blue Sky
Why is there gravity on Earth but not in space?
There’s actually gravity pretty much everywhere. But why do we feel gravity more here on the surface of the Earth instead of in space when astronauts appear weightless?
How does saving a file or image to a hard drive work?
A hard disk drive contains a circular shiny silver disk, similar to a CD or DVD but much smaller. This disk is coated with a magnetic material, and information is stored by magnetizing very tiny pieces of this surface.
Why do fresh cheese curds squeak?
When cheese is manufactured, the milk is clotted and some of the water removed. You end up with a curd, a tough structure where the proteins in the cheese form a mesh.
How much does a human brain typically weigh?
The human brain includes 100 billion neurons, or brain cells, and is an ever-changing organ.