Chemists have a firm understanding of the concept of a functional group: a small molecular moiety that confers properties (reactivity, solubility, and chemical recognition) onto a larger scaffold.

2016). Variations in climate can drive changes in the relative abundance of plant functional groups (PFGs) in fens, which in turn can affect OM decomposition (Bragazza, 2006; Breeuwer et al., 2009; ...

NEW YORK — When a protester was caught on video in January at a New York rally against Israel, only her eyes were visible between a mask and headscarf. But days later, photos of her entire face ...

said Eliyahu Hawila, a software engineer who built the tool designed to identify masked protesters and outed the woman at the January rally.He has forwarded protesters' names to groups pressing ...

The push to identify masked protesters using facial recognition and turn them in is blurring the line between public law enforcement and private groups. And the efforts have stirred anxiety among ...