U.S. Immigration and Customs Enforcement’s (ICE) Enforcement and Removal Operations (ERO) Boston arrested Sanjay Sivan Walsh, a 28-year-old Jamaican national convicted of sexually assaulting two children and tampering with evidence, on Dec. 17.
Engineers from Northwestern University revealed what they called “the world’s smallest pacemaker” on April 2, with the tiny device measuring smaller than a grain of rice.The university said the pacema...