Artemia blood has blood cells that circulate in an open circulatory system.
Zebrafish embryos develop a heart and blood cells that start moving in an open circulatory system.
Daphnia have a pulsing heart and blood cells that circulate in a closed circulatory system.
Early science was a mix of science, art, and philosophy.
Objects underneath a microscope can reveal new views of the object that wouldn't be seen without a microscope's aid.
Microorganisms are often overlooked in the study of biology because they are not visible to the human eye. In fact, there is a great diversity of microorganisms. Microorganisms include bacteria, protozoa, algae, lichens, and fungi.
Gordon Moore, co-founder of Intel Corporation, to whom the term "Moore's Law" is attributed, speaks about the ubiquitous microchip. (27 minutes)
More than two dozen UC San Diego physicists are working with hundreds of other scientists at CERNŐs Large Hadron Collider near Geneva, searching for a subatomic particle called the ŇHiggs boson.Ó How are they doing it? What have they found thus far? And why is this search considered one of civilizationŐs greatest quests? UC San Diego Professor of Physics Vivek Sharma, who directs the Higgs search for the CMS collaboration, explains what physicists hope to achieve at the worldŐs largest scientific experiment, involving an estimated 10,000 individuals from 60 countries. (57 minutes)
We often think of legs when we think of animal movement. Of course, many organisms, from insects to mammals, move by way of legs. However, many organisms create movement in other ways.
Lumbriculus blood circulates in a closed system without a heart.
Some living things can't be seen with the naked eye because they are so small. A microscope helps us look at them in detail.
A major focus of modern science has been on genetics and genome construction.
Join Fred Fisher, co-inventor of FLIP, or Floating Instrument Platform as he shares a unique look at this strange research vessel's rich history. (37 minutes)
Benjamin Franklin was a great inventor and scientist. The scientific method was created by the Muslims. It continues to provide an invaluable foundation for scientists all over the world even today. The Age of Enlightenment is the term given to that era because of all of the scientific and philosophical discussions and advancements.
