All Items Tagged

“Earth Day”

Apr 19, 2012 05:28 PM ET // Ian O'Neill
We know of only one doomsday event that will definitely wipe out Planet Earth -- when the sun runs out of fuel, it will swell and we will become solar chum.
Apr 28, 2012 07:23 AM ET // Jason Major
As a follow-up to the excellent Wonders of the Universe app released by Harper Collins, Fragile Earth brings us from the farthest reaches of the Universe back to our own beautiful blue world.
Apr 18, 2012 02:45 PM ET // Ray Villard
By all accounts Earth today should be a snowball planet, unless it formed closer to the cooler young sun and then migrated outward as the sun warmed.