The electrical forces of cardiac depolarisation and repolarisation are vectors and as vectors they obey certain mathematical principles. You need to have a basic knowledge of some of these principles...
In the last talk, we discussed some of the problems confronting development of new tools to prevent and to treat tuberculosis. In this next segment, I really want to focus on the problem of antibiotic...
Some of the best opportunities to learn are the moments in which we are perplexed. Those moments in which you begin to wonder and question. These moments have happened throughout history. and have led...
*Taps baseball bat on the ground* Andy: You this this is fucking funny? You think this is fucking funny? walking pretty fucking basically we're not sure if you are were trying to learn things...
[Music] >>Robert K. Dellenbach: Investors living on bond income are getting squeezed badly. Yields today on government bonds are so low that these investors, many of them retirees,...
Papa, what is energy? Aiyo, energy is too abstract for children. My teacher says, energy makes changes, creates work, and constantly changes from one form to another. Sounds like Mama. Energy is the...
this is perhaps the simplest motor on earth. you will require some magnets, a battery, insulated copper wire, some rubber bands. take 1.5m of insulated copper wire and wind it round and round over the...
with this crank generator you can light up a LED. for this you require two strong Neodymium magnets and a lot of thin insulated copper wire and odd materials. first take two old CDs and sandwich...
How a Microwave Oven Works EngineerGuy Series #4 This microwave oven is a truly remarkable feat of engineering. The rapid heating that makes microwaves popular is made possible by power provided...
Quantum mechanics is weird, right? But did you know that some of its supposed peculiarities are not unique to quantum physics but are just properties of waves in general? Take the uncertainty...