The best air purifier for pets keeps dander at bay and helps you breathe easier. See several top-performing purifiers reviewed here.

A study finds that herpes infection through the nose can lead to anxiety, motor impairment and cognitive issues. The research shows that by exploiting a cellular enzyme, the virus can produce ...

Human intelligence was born in the Great Rift ... That may only have happened because of the Sun, Moon, and other planets in our Solar System. Their gravity makes the Earth's orbit change how ...