It wasn't enough to just to unveil the Alfa Romeo Giulia Quadrifoglio with the bit of disorganization that can come with debuts in Italy. They also trotted out famed tenor Andrea Bocelli, who sang Nessun Dorma from Giacomo Puccini's Turandot.
A growing body of science says, no. That critical parts of the brain involved in decision-making are not fully developed until years later at age 25 or so. In a moment, we'll hear about how child advocates are hoping to use this research to change the laws about their foster care.
In the last few weeks of the first trimester, the embryo really starts to take shape. The facial structures begin to form and become recognizable. The neural tube, which will form the brain and spinal cord, develops. Little buds emerge and grow into arms and legs. Around week 8, the embryo becomes a fetus. The kidneys, liver, brain, and lungs are all beginning to function. The fingers and toes are separate and the external genitalia are formed. At 12 weeks, the fetus is about three inches long and weighs about one ounce.