A Chinese famine was so severe that 35 million lives perished between 1958 and 1962 due to the state's agricultural mistakes.¹ Interestingly, this tragedy highlights an unseen biological relationship between organisms and their environment over multiple generations.

In the early days of genetics, genes were thought to be solitary entities. Now it's well understood that genes operate in complex networks and that gene mutations can have multiple detrimental effects. A new study reconfirms mutations are a major roadblock for evolution.¹