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1 day ago · The LA Times reported last week about a project that's underway to create a new atlas of the human body, one without this horrific history. We're joined by Dr. Kalyanam Shivkumar, who is a ...
5 days ago · Human evolution, the process by which human beings developed on Earth from now-extinct primates. The only extant members of the human tribe, Hominini, belong to the species Homo sapiens. The exact nature of the evolutionary relationships between modern humans and their ancestors remains the subject of debate.
4 days ago · Anatomy and Physiology. Grades 7-8. CTY-Level. Residential. Science and Engineering. One look at classic anatomical sketches such as Leonardo da Vinci’s Vitruvian Man, created from the artist’s meticulous observations of dissected cadavers, can inspire a deep interest in the body and how it works.
5 days ago · Science Visualized Neuroscience. Biological puzzles abound in an up-close look at a human brain. Never-before-seen details may eventually lead to a better understanding of how the brain works....
5 days ago · Human evolution. The hominoids are descendants of a common ancestor. Human evolution is the evolutionary process within the history of primates that led to the emergence of Homo sapiens as a distinct species of the hominid family that includes all the great apes. [1]
4 days ago · In humans, the main muscle of respiration that drives breathing is the diaphragm. The lungs also provide airflow that makes vocal sounds including human speech possible. Humans have two lungs, one on the left and one on the right. They are situated within the thoracic cavity of the chest.
5 days ago · Definition. Somatic cells are the cells in the body other than sperm and egg cells (which are called germ cells). In humans, somatic cells are diploid, meaning they contain two sets of chromosomes, one inherited from each parent. DNA mutations in somatic cells can affect an individual, but they cannot be passed on to their offspring.
