Earth's oceans were once green, according to a new study. Carl Sagan, the host of the popular TV show Cosmos, once described Earth as a 'pale blue dot' when explaining an image taken by Voyager 1.

I've often wished we could all have a brief moment of hurtling around the Earth, not to posture or preen, but to show the opposite — we are small, we are humble, and we need to fiercely care for the ...

Around Central Florida, celebrate Earth Day with festivals, cleanups and events to celebrate the planet we call home.