From an evolutionary biology perspective, causes and factors of obesity could be related to adapting to different environmental conditions. A study conducted by researchers at the University of California Berkeley and the University of Arizona Tucson has unveiled relative historical information.
There is no denying that humans think sex is important, but it also matters for microbes. Sex allows genes from two parents to be mixed, leading to new combinations of genes in the offspring.
When you think of electricity, you don't necessarily think of sewage. Yet they may have more in common than you might first think. Scientists have created a new way to generate electricity from sewage using naturally-occurring "wired microbes" that act as mini power plants.