Environment

Over dinner on R.V. Calypso while anchored on the lee side of Glover's Reef in Belize, Jacques Cousteau told Phil Dustan that he suspected humans were having a negative impact on coral reefs. Dustan—a young ocean ecologist who had worked in the lush coral reefs of the Caribbean and Sinai Peninsula—found this difficult to believe. It was December 1974.

Biology

The camera enables the researchers to see an aspect of light that humans are essentially blind to: polarized light. Though humans aren't sensitive to polarized light, many reef dwelling animals are but this has not always been taken into account in previous studies of reef communities.

Biology
BiologyJanuary 27, 2012 04:39 PM


Drosophila Orb2 plays an important role in the persistence of memory.
Memories in our brains are maintained by connections between neurons called "synapses". But how do these synapses stay strong and keep memories alive for decades? Neuroscientists at the Stowers Institute for Medical Research have discovered a major clue from a study in fruit flies: Hardy, self-copying clusters or oligomers of a synapse protein are an essential ingredient for the formation of long-term memory.




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