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.
Should SB 1070 stand?
Wednesday, the United States Supreme Court heard oral arguments on Arizona's tough immigration law commonly known as SB 1070. Some court observers felt that the justices appear to favor at least some of the state law. Others still hold out hope that the Supreme Court will support the injunction stopping key rules from going into effect. Share your thoughts -- should SB 1070 stand? Or should the injunction be upheld?