for those who are passionate about physics, love science, magnets will help you make interesting science experiments like magic tricks.
when two neo-magnet magnets hit each other at speeds of 320km / h, they will create an unexpected sight that many people have never seen before.
looking at the ears, eating everything including metal, metal smoking like magnets ... are especially incredible abilities that not everyone can do.
the traditional pedals usually hold the foot of the pedal through a spring mechanism loaded into a lock on the bottom of the shoe. but many riders do not feel comfortable
'don't put magnets near laptops, drive them badly, this is advice many people accept but is it true? let's find out.