Australian scientists have developed the world's smallest hand-held microscope, which is capable of detecting cancer cells often missed by surgeons during operations to remove breast cancer tumours.

How does the needle trace the groove of the analog record? Although there are many people who have thought about it at once, it takes extraordinary labor to observe the situation. YouTubeApplied ...

Medical needles have many uses. Since the needles are directly inserted into a person’s body, it is critical that manufacturers adhere to national and international standards for shape, materials, and ...