AMES, Iowa – A tiny, solid sample of a drug, complete with active and inactive ingredients, spun at 50,000 revolutions per ...
It is not known when humans first noticed the attraction or repulsion between pieces of magnetic material. The first important device depending on these forces was the magnetic compass, which is ...
China has set a new benchmark in extreme magnet science after researchers built the strongest all-superconducting user magnet ever. On Tuesday, the Chinese Academy of Sciences announced that a new ...
来自MSN

6 Experiments With Magnet

In this video I show you 6 experiments with magnets: 1. Apples and magnet. For this experiment you need to build suspension from chop sticks. Put 2 apples at opposite ends of the stick and after that ...
You’ve probably heard the term magnetic gradient before, but have you ever seen one? Now you can in [supermagnetman’s] video, below. The key is to use very fine (2 micron) iron filings and special ...