Geneticist Zhang Huarong walks through the forest near his Hong Kong research lab, gesturing towards a rotting incense tree ...

The phase and the group velocity of light propagating in conventional optical media cannot exceed the speed of light in ...

Brazilian students returned to class this week with a new task: staying away from their smartphones as a new law restricting ...

A man described feeling "the shudders" as more than 100 venomous red-bellied black snakes were removed from a pile of mulch ...