Fish Heart Out of Water
Under the lens of a microscope—in a shallow, glass well—spindly orbs pulse at...
Receding Ice Cover
See an animation showing over time, the receding of summer sea ice in the Arctic.
Fri, 01/07/2011 - 11:26
The rich colors of emperor angelfish make them a vibrant version of royalty. They...
Life of a Coral Reef Fish
To synthesize a lesson on coral reefs, students write first person narratives as...
Mon, 11/30/2009 - 12:33
A Sub and a Sea Toad
Have you ever seen a creature so unusual? This fish (22 cm long) is called a...