Paul Andersen describes three main characteristics of life that are conserved in all organisms on the planet. The universal genetic code, the central dogma of biology, and shared metabolic pathways give us details of the original...

In this video we are going to look at what viruses are. Viruses are a type of microorganism. They are too small to be seen with the naked eye: much smaller than bacteria, and about 100 times smaller than human cells. They come in many...

An ecosystem can be defined as a large, highly interconnected area of the planet that is composed of several different biotic and abiotic components. A good example of an ecosystem would be an entire forest or mountain range. A natural...

Culturing Microorganisms Part 2 | Cells | Biology | FuseSchool From part 1, we discovered how to culture bacteria ensuring there is no contamination… in this video, we’re going to look at how we can calculate the size of our newly...

Learn the basics about radioactive isotopes. The identity and chemical properties of any atom are determined by the number of protons in its nucleus. As atoms get bigger and heavier, the nuclei get bigger and heavier and the protons need...

Renewable energy is one of the cornerstones of the Recovery Act. But despite loan guarantees, Clipper Windpower's assembly plant in Cedar Rapids, Iowa, laid off workers in 2009 as orders for new turbines were pushed back.