Father Michael Chaberek helped me (a passionate but amateur Thomist!) understand an issue that perplexed me for years.
For the first time it has been discovered that an organism from the Precambrian Ediacaran fauna may have survived into the Cambrian period.
The human organ shortage is one of the great bioethical dilemmas of our time. Expanding the organ supply is a matter of life and death.
Many claim the Cambrian explosion was triggered by a sudden global increase in oxygen levels.
Evolutionary ecologist Eric Pianka has mused about a dramatic culling of the human race, by 90 percent, courtesy of the “efficient” Ebola virus.