(Phys.org)—Though scientists have long believed that complex organic molecules couldn't survive fossilization, some 350-million-year-old remains of aquatic sea creatures uncovered in Ohio, Indiana, and Iowa have challenged ...
Archaeology
Feb 19, 2013
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Red coloration—historically seen as costly in vertebrates—historically seen as costly in vertebrates—might represent some physiological benefit after all, according to research published in the journal Physiological ...
Plants & Animals
Jan 28, 2013
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An international team of biologists led by Indiana University's David M. Kehoe has identified both the enzyme and molecular mechanism critical for controlling a chameleon-like process that allows one of the world's most abundant ...
Cell & Microbiology
Nov 26, 2012
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(Phys.org)—During the early developmental stages of vertebrates—animals that have a backbone and spinal column, including humans—cells undergo extensive rearrangements, and some cells migrate over large distances to ...
Biotechnology
Nov 1, 2012
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(Phys.org)—The colors of a butterfly's wings are unusually bright and beautiful and are the result of an unusual trait; the way they reflect light is fundamentally different from how color works most of the time.
Nanomaterials
Oct 11, 2012
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Squid's colorful, changeable skin enables the animal—and their close relatives, cuttlefish and octopus—to display extraordinary camouflage, the speed and diversity of which is unmatched in the animal kingdom.
Plants & Animals
Aug 27, 2012
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(Medical Xpress)—Purdue University researchers have captured evolution in action through the discovery of a new set of metabolites synthesized by Arabidopsis plants, according to research findings published this week in ...
Biotechnology
Aug 24, 2012
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Programmed cell death (PCD) is a highly regulated process that occurs in all animals and plants as part of normal development and in response to the environment. New research published in BioMed Central's open access journal ...
Cell & Microbiology
Jul 24, 2012
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Amyloid fibers are protein aggregates associated with numerous neurodegenerative diseases, including Parkinson's disease, for which there are no effective treatments.
Biochemistry
Jun 19, 2012
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A new type of durable, environmentally-benign blue pigment discovered at Oregon State University has also been found to have unusual characteristics in reflecting heat – it's a "cool blue" compound that could become ...
Materials Science
Jun 1, 2012
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