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» cell & molecular biology and ecology

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image: The View From Above

The View From Above

By | February 1, 2012

Satellite imagery is giving biologists a whole new perspective on the phenomena they study.

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image: Newts' New Eyes

Newts' New Eyes

By | December 1, 2011

Cut off a newt’s tail or a leg, or remove a lens from its eye, and it grows back. However, whether newts can continue to do this throughout their lives, or lose the ability as they get older, has remained a mystery. 

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image: Newly Discovered Species

Newly Discovered Species

By | October 1, 2011

Life on Earth is mind-bogglingly diverse with estimates of the number of existing species in the tens of millions. Over the last 4 billion years, many species have gone extinct; and because of the actions of humans, many existing species are now endangered.

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image: Bug Fest 2011

Bug Fest 2011

By | August 25, 2011

Earlier this month (August 13-14) thousands of children and bug-loving adults descended on the Academy of Natural Sciences in Philadelphia, where all manner of insect—dead, alive, and deep fried—were on display to be looked at, touched and, yes...eaten.

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image: Fish fear from above

Fish fear from above

By | June 15, 2011

Coral reefs are fraught with danger for herbivores such as damselfish and tangs. Venturing out from the safety of the reef’s colorful cracks and crevices to feed means risking being devoured by predators that patrol the warm waters. 

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