This week kicked off a new, chaotic era at the Department of Homeland Security, where the only certainty seems to be the president’s obsession with immigration. As former Customs and Border Protection commissioner and prominent family-separation advocate Kevin McAleenan takes over as acting secretary, it’s fair to wonder what will happen to the rest of DHS’s many essential responsibilities.

Get in-depth coverage of current and future trends in technology, and how they are shaping business, entertainment, communications, science, politics, and society.