Visit Beneath Ice
The stark lifelessness of the Antarctic surface only emphasizes the
spectacular diversity of life beneath the ice. In Under
Antarctic Ice: The Photographs of Norbert Wu (University of
California Press; $39.95, cloth), Wu and coauthor Jim Mastro take us
for an under-ice tour of McMurdo Sound. Moving clockwise from the
upper left, we see anchor ice forming in the water column as
supercooled water moves north from beneath the McMurdo and Ross ice
shelves in the polar spring and early summer. We watch the crinoid
Promachocrinus kerguelensis walk and cling to rocks or
sponges using "feet" called cirri. And we meet the emperor
penguin, a proficient swimmer and diver capable of holding its
breath for up to 22 minutes and exceeding 500 meters in depth. The
Weddell seal, however, dethrones the emperor, making dives lasting
up to 82 minutes and reaching the deepest parts of McMurdo Sound,
some 700 meters down. These and 136 more photographs and captions
offer peeks into places few of us will ever be privileged enough to
Check out our most recent podcast: How You Can Better Communicate Your Science - science author and journalist Dennis Meredith discusses some of the ways he’s found to help scientists become more effective communicators.
Click the Title to view all of our Pizza Lunch Podcasts!
A free daily summary of the latest news in scientific research. Each story is summarized concisely and linked directly to the original source for further reading.
An early peek at each new issue, with descriptions of feature articles, columns,
and more. Every other issue contains links to everything in the latest issue's table of contents.
News of book reviews published in
and around the web, as well as other noteworthy happenings in the world of science books.
To sign up for automatic emails of the
Update and Scientists' Nightstand issues, create an
online profile, then sign up in the
My AmSci area.