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image: “Social” Chromosome Discovered

“Social” Chromosome Discovered

By | January 16, 2013

Researchers identify a chromosome in ants that influences colony social structure and, much like the mammalian Y sex chromosome, doesn’t recombine.

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image: Predator-Savvy Shark Embryos

Predator-Savvy Shark Embryos

By | January 10, 2013

Bamboo sharks still developing in their egg cases respond to a predator presence by ceasing movement and even breathing.

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image: Deaf Mice Hear Again

Deaf Mice Hear Again

By | January 10, 2013

A drug applied to the ears of deaf mice has prompted the regrowth of noise-damaged hair cells and resulted in slight improvements in the animals’ hearing.

1 Comment

image: Debate Over Stem Cell Effectiveness

Debate Over Stem Cell Effectiveness

By | January 9, 2013

Reprogrammed stem cells are not attacked by the immune system, or are they?

1 Comment

image: Breast Cancer Pioneer Dies

Breast Cancer Pioneer Dies

By | January 3, 2013

Elwood Jensen, whose research inspired new treatments for breast cancer, has passed away at age 92.

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image: DNA Jumps Between Vertebrates

DNA Jumps Between Vertebrates

By | January 3, 2013

Scientists show that horizontal transfer of a particular DNA sequence among a diverse range of vertebrates is more widespread than previously believed.

1 Comment

image: Is Frog Skin a Red Herring?

Is Frog Skin a Red Herring?

By | January 2, 2013

Despite decades of work, compounds in frog skins have failed to yield new antibiotics. Why?

2 Comments

image: Evolutionary Biologist Dies

Evolutionary Biologist Dies

By | January 2, 2013

Carl Woese, the discoverer of the third domain of life, has passed away at age 84.

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image: Bacterial Sacrifice

Bacterial Sacrifice

By | January 1, 2013

Patterns of cell death aid in the formation of beneficial wrinkles during the development of bacterial biofilms.

1 Comment

image: Book Excerpt from The Dawn of the Deed

Book Excerpt from The Dawn of the Deed

By | January 1, 2013

In the final chapter of his book on the origins of vertebrate sex, author and paleontologist John Long pays homage to the humble placoderm, which got the erotic ball rolling.

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