William B. Hurlbut, a member of the President’s Council on Bioethics, discusses his proposed alternative to using embryonic stem cells in stem cell research.

Until recently it was generally thought that we are incapable of producing new brain cells after early childhood.

Last week the U.S. observed the 20^th anniversary of the tragic loss of the Space Shuttle Challenger. What can we learn on a personal level?

How can we minimize our risk of getting an infectious disease? Most people ignore the age-old wisdom revealed in the pages of the Bible.

Over a century after Einstein’s first papers on relativity were published, it is challenging to contemplate what has yet to be revealed.

With the Indian Ocean tsunami disaster still haunting Southeast Asia, Vision looks at other potential trouble spots on the earth's fragile surface.

Arguments in favor of life patenting.

When a company gets a patent on a biological product, it has monopoly rights and can charge any price it wants for that product.

Many believe that if living things can be patented, life is reduced to a mere commodity.

Many in the biotech industry say that patenting will boost research, while probably just as many think it will have an adverse effect.