Blue laser solves 150-year-old physics mystery
for more than a century, physicists have known that a strange magnetic signal exists in common metals like copper and gold, but they have been unable to observe it.
for more than a century, physicists have known that a strange magnetic signal exists in common metals like copper and gold, but they have been unable to observe it.
there is a long-standing belief that magnets can damage electronic devices placed nearby.
for those who are passionate about physics, love science, magnets will help you make interesting science experiments like magic tricks.