Neurochemical research has shown that the hormone released when people are in love is released in animals in the same intimate circumstances.

Ain’t no mountain high enough to escape climate change.

There’s a psychological reason that people like to tweet pictures of cute animals with their political opinions.

Pets left behind when people fled the disaster in 1986 seem to have seeded a unique population.

The threat to humans is low. But the status quo is still pretty troubling.

Recent images of people and animals doing what they can to beat the heat.

Brain power is not comparative and problems arise whenever we attempt to quantify it.

Birds aren’t humanity’s only bird-flu worry.