Photo of the Day

Researchers discover 'bright spots' where coral reefs are thriving

5 startling facts about sea stars

The trees lining California's roads are worth $1 billion a year

Birds are wicked smart, despite their small brains

5 surprising facts about orcas

5 types of waterfalls you never knew existed

Why this state park is called Dead Horse Point

Study shows living near nature can help you live longer

5 ways to celebrate Nature Photography Day

How lizards use clever coloring to deceive predators

Male sparrows with adulterous wives become deadbeat dads

Street lights are messing up moths' mojo