Lacy Crust Bryozoan
This colony of a lacy crust bryozoan (Membranipora membranacea) started off as just...
Ice Melt at the Poles
It’s confirmed: both Antarctica and Greenland are losing ice—around 350 billion...
Secrets of the Sediments
In this activity, students graph and analyze data from sediments collected off the...
Mon, 03/15/2010 - 15:06
Underwater Parks in 3-D
As I readied myself and my camera for a dive in Yellowstone Lake, the largest body...