Read the latest

Food fight begins over meat and dairy labels

Natural hair dyes offer unexpected color variety

Project restores majesty of Yosemite sequoias

This study proves just how well dogs communicate with their humans

New type of photosynthesis pushes the limits

6 lesser-known facts about service dogs

Dramatic video captures 'Tsunami from Heaven'

The wild jaguars of Mexico have some good news to share

What are extratropical cyclones?

Why our urge to answer the phone is long gone

Tucson to resurrect river with recycled water

Why vanilla prices have gone nuts