In China, doctors are treating more and more cancer patients with the gene-editing tool known as CRISPR. But research on the technique is still limited.
Is college an imperative?
In his State of the Union address, President Obama said higher education "is an economic imperative that every family in America should be able to afford." Do you share the president's views on the importance of a college education? What does "affordable" mean to you? What does a college education mean to you?