Immortality refers to the ability to live forever or to exist indefinitely without dying. This concept has fascinated humans for centuries and appears in various cultures, religions, and mythologies. In many belief systems, such as Buddhism and Christianity, immortality can be associated with the soul or an afterlife. In modern discussions, immortality often relates to scientific advancements, such as biotechnology and genetic engineering, which aim to extend human life. Some researchers explore ways to slow aging or prevent diseases, while others consider the ethical implications of potentially achieving immortality through technology.