The world today, March 19, 2018

After fourth Austin explosion, police warn of sophisticated ‘serial bomber’

Uber’s self-driving car killed a pedestrian in Arizona – company is now halting self-driving car tests

Trump’s opioid plan to take three-pronged approach, including death penalty for high-volume traffickers

UNITY Biotechnology, Inc. completes $55 million series C financing

Longer life expectancy and higher rates of healthcare spending in emerging economies are pushing demand for medical devices

University of Michigan looks to end poverty in Detroit