US speeds research into mind-altering drugs — including mysterious 'ibogaine'. Some researchers are delighted at an executive order to streamline investigations of psychedelics but also warn that caution is needed.
E.P.A. Investigations of Severe Pollution Look Increasingly at Risk
Scientists in Canada Passed Secrets to China, Investigations Find
Investigations launching aboard SpaceX-29 will help humans go farther and stay longer in space