The debris from Lahaina's fire contains toxic chemicals and sits right next to a coral reef. So the community is collaborating with scientists to track water quality.
Two Japanese navy helicopters carrying eight crew members crashed in the Pacific Ocean during a nighttime training flight after possibly colliding with each other.
There's little that separates the ocean from the 2,200 burned buildings in Lahaina. Officials are working to block runoff that could harm the coral reefs offshore.
The water comes from the Fukushima Daiichi nuclear power plant. Although most scientists agree it does not pose an immediate environmental threat, some are worried about the long-term consequences.
Over 6,000 octopuses have been found huddling around an extinct volcano deep in the Pacific Ocean near California, and researchers now think they understand why the octopuses find it so cozy.
An Australian sailor who was rescued by a Mexican tuna boat after being adrift at sea with his dog for three months said he is grateful to be alive after setting foot on dry land.
The International Atomic Energy Agency has approved a plan by Japan's government to dump nuclear waste water from the destroyed Fukushima power plant into the Pacific Ocean.
A study of plastic trash hauled out of the Pacific Ocean found that most of it had been colonized by coastal life that was thriving right next to species that normally live in the open sea.
Typhoon Noru blew out of the northern Philippines on Monday, leaving five rescuers dead, causing floods and power outages and forcing officials to suspend classes and government work.
An estimated 1 billion sea creatures, mostly mussels, died in the heat wave last week along Vancouver's shorelines. But the marine biologist taking count worries the actual number will be much higher.
Kelp forests along Northern California have almost vanished. Divers and scientists are racing to stop purple sea urchins from taking over critical habitat.