By Richard Gray

There are many methods of treating tumors in the human body, most of which require an invasive procedure which involves general anesthesia. Israeli company IceCure has developed a method that turns tumors into balls of ice – eliminating the need for surgery.

Scientists have grown fully functional heart muscles by reprogramming stem cells and skin cells from patients. They found that these reprogrammed cells can “reset” the rhythm of any unhealthy heart tissue that is placed around them.