The element nitrogen is critical in the living world. It is a basic building block of structural and regulatory proteins, nucleic acids, and chlorophyll...
As we are embroiled in a worldwide COVID-19 pandemic, it is important to know the basics of these tragic viral infections and why the medical community...
Eukaryotes are multicellular organisms that contain diverse differentiated cell types. Within almost every cell there are subcellular compartments called...
You might recall that viruses act as miniscule infectious agents. They forcibly enter a cell and conquer its molecular machinery. The cell is instructed,...
The lepidosaurs are a large and diverse group of land vertebrates that include the snakes and lizards. There are almost 12,000 species of these animals....
Reptiles belong to a group of animals called amniotes that also include birds and mammals. A new Australian fossil discovery of a clawed amniote demonstrates...
In 1950 the famed Italian physicist Enrico Fermi asked his coworkers at the lunch table the simple metaphysical question in regard to possible aliens...
Creationists marvel that God has designed creatures both small and big to inhabit a variety of punishing habitats. These examples include the bacteria...