The intertidal zone is the coastal area between the high tide mark and the low tide mark. Watch to learn more about this zone.
In the deepest, darkest parts of the oceans are ecosystems with more diversity than a tropical rainforest. Taking us on a voyage into the ocean -- from the deepest trenches to the remains of the Titanic -- marine biologist David Gallo explores the wonder and beauty of marine life.
The Deep Sea is composed of many oceanic zones that exist below about 600 feet very few people have ever seen the animals that live in these depths. Learn more in this video.
Connect your daily life experiences with specific points in a reading using a Double Entry Diary.
Plastic trash has created a habitat for microbes. Scientists are trying to find out if this is good or bad for the oceans.
The intertidal zone is between high and low tides. Tide pool organisms have to be sturdy to deal with lots of changes to their environment.