Oliver Tree, the eccentric American musician known for viral stunts and alt-pop hits, died in a helicopter crash in Rio de ...

Alternative-pop musician Oliver Tree was on the list of passengers aboard a helicopter that crashed in Brazil, causing six fatalities, per reports.

A solar tree is a structure resembling a tree that generates solar energy using photovoltaic (PV) panels. It employs principles of biomimicry, using a natural system—in this case the form of a tree—to ...

Irena Asmundson is the Managing Director of Ca. Policy Research Initiative at SIEPR and a former IMF staff member. Opinions expressed in articles and other materials are those of the authors; they do ...