Extinct animals are 'rediscovered'
Experts want U.N. to spearhead plan to deflect an asteroid
Extinct is forever, even if you're adorable
Andy Levy puts the 'ombudsman' in 'Red Eye' ombudsman
Host Brady Barr takes on the world's deadliest animals in must-see series
Is traditional hydroelectricity safe enough to solve America's energy problems?
Soft-shell turtles being over-fished, could face extinction
Scientist collects hundreds of species from Gulf waters in hopes of saving them from extinction
Study: Fishing, pollution threaten one third of shark species
Will '2012' make audiences appreciate what they've got?
Sharks threatened by commercial and illegal fishing
Scientists discover new species of crocodiles that once dominated Earth
'Woolies' facing bankruptcy; sanctuary for endangered wolves