Before Christmas Eve, attackers burned a Christmas tree near the Syrian city of Hama. Additionally, some groups moved around ...

Federal officials charged Daniel Sikkema on Tuesday with conspiring to murder his ex-husband, the renowned art dealer Brent Sikkema, who was found stabbed to death in his Rio de Janeiro townhouse in ...

The math that describes the branching pattern of trees in nature also holds for trees depicted in art—and may even underlie ...