Is a thumbtack magnetic?

Materials such as nickel , cobalt , iron which are attracted by a magnet are called magnetic materials . Materials such as plastic , cotton , wool which are not attracted by magnet are called non -...

Every electron is a tiny electromagnet. A pair of electrons spinning in the same direction makes a stronger electromagnet. A pair of electrons spinning in opposite directions, however, isn't...

Magnetic therapy is quite controversial. There are many claims of magnets relieving pain, helping with balance, promoting weight loss, etc. Most medical studies and clinical doctors will tell you...

Hafnium is a paramagnetic metal.