![]() Fetus Clapping Video Was 'Lip-Synced'Viral video shows ultrasound of unborn baby clapping as mother sang 'If You're Happy and You Know It.' Was it real? Well, sort of.![]() Ultrasound Technology Inspired by DolphinsAdvances in ultrasound technology is being inspired by a new Israeli research project that studies dolphins, bats and mole rats. |