A map of the world showing different colors that indicated sea surface temperature.

Temperature & Chemistry

A shell placed in seawater with increased acidity slowly dissolves over 45 days.

Ocean Acidification Overview

Curious about ocean acidification and its relationship to climate change? This overview dives into everything to know.

Read More

Featured Content

Searching for the Ocean Acidification Signal

A pair of sea butterflies float in the Arctic ocean.

Underwater Robots Explore the Ocean

The robotic underwater glider Scarlet Knight crossed the Atlantic over the course of several months in 2009.

Are You An Educator?

At Smithsonian Ocean, we have lesson plans, activities, and resources to help you engage your students in the wonders of our oceans.
see all lesson plans see temperature lesson plans

Temperature & Chemistry Articles

Archaeologists Study Early Whaling Community in Quebec, Canada

Two men each hold a ceramic vessel at the archaeological excavation

Underwater Robots Explore the Ocean

The robotic underwater glider Scarlet Knight crossed the Atlantic over the course of several months in 2009.

Five Questions with Uta Passow, How An Oil Spill Affects the Movement of Carbon In the Ocean

An underwater blizzard of oil, marine microbes, "sea snot", and algae.

Ice-Loving Seals and the Loss of Sea Ice

In 2011, storms and lack of ice-cover due to a warmer winter climate resulted in hundreds of seal pups being washed up on the shore of Prince Edward Island. Like many, this young seal faced an uncertain future. See more Nature's Best Photos.

The Cultural Icescapes of the Arctic

A walrus sits on top of ice.

Scientists Work to Predict and Prevent Algae Blooms

An algal bloom, also known as a red tide, has converted the ocean's surf to a red color