To What Degree? What Science is Telling Us About Climate Change

submitted by: nsf

How do we know the climate is changing? How do we know what's causing it? Some of the world's leading climate scientists explore the science behind the headlines in this lively documentary.

Dry Ice Bubble Art

submitted by: MoDeC

Don's Class has been experimenting with dry ice. Our group is making art with dry ice, soap and food coloring. Please enjoy our video.

Comets from Dry Ice

submitted by: jaylan

How to make a "comet" from dry ice.

Soda Erruption with Dry Ice

submitted by: Don Mackay

Add a piece of dry ice to a 2 liter bottle of soda and stand back.

The Keeling Curve Turns 50

The inception of the "Keeling Curve," a history of atmospheric carbon dioxide levels, marked a key moment in American science history. The record began in March, 1958 at a small observatory on the top of Hawaii's Mauna Loa.

Amazing Earth 2

submitted by: scivee-team

A documentary about volcanic eruptions, their causes and effects on Earth and the geological implications of those events in history and in the future - Part 2.