A shade closer to more efficient organic photovoltaics

Transparent solar cells will transform the look of infrastructure by enabling many more surfaces to become solar panels. Now, materials called non-fullerene acceptors that can intrinsically generate charges when exposed to ...

Organ donation

Organ donation is the removal of the tissues of the human body from a person who has recently died, or from a living donor, for the purpose of transplanting. Organs and tissues are removed in procedures similar to surgery. People of all ages may be organ and tissue donors.

There are many more donations from dead donors than by living people. The laws of different countries allow potential donors to permit or refuse donation, or give this choice to relatives. The popularity of donations varies substantially between countries.

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