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image: Lucrative Prize for Life Scientists

Lucrative Prize for Life Scientists

By | February 21, 2013

Three Silicon Valley entrepreneurs are offering $3 million to scientists demonstrating excellence in biology and medical research.

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image: Opinion: Cooperating to Study Cooperation

Opinion: Cooperating to Study Cooperation

By | February 20, 2013

Physicists and biologists are working together to understand cooperation at all levels of life, from the cohesion of molecules to interspecies interactions.


image: Appendix Not Totally Useless

Appendix Not Totally Useless

By | February 15, 2013

The small organ evolved too many times for it to be an accident, but it’s still unclear what it does.


image: Mitochondria Versus Nucleus

Mitochondria Versus Nucleus

By | February 15, 2013

Disruptions in the interaction between nuclear and mitochondrial DNA can lead to deficiencies in the mitochondrial energy-generating process, affecting fitness.


image: Placental Ancestor Found

Placental Ancestor Found

By | February 11, 2013

A small insect-eating animal is the common ancestor of whales, elephants, dogs, and humans.


image: Non-coding Repeats Cause Peptide Clumps

Non-coding Repeats Cause Peptide Clumps

By | February 7, 2013

Protein aggregates in the brains of some people with dementia or motor neuron disease have a surprising origin.


image: New TB Vaccine Fails Trial

New TB Vaccine Fails Trial

By | February 4, 2013

One of the most advanced tuberculosis vaccines has failed to protect infants from getting the disease in a clinical trial, but it may be effective in adults.

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image: Stem-Cell Clinic Moves to Mexico

Stem-Cell Clinic Moves to Mexico

By | February 1, 2013

A company offering experimental stem-cell treatments will carry out its procedures in Mexico after the FDA warned that it would need approval to operate in the U.S.  


image: Feeding Time

Feeding Time

By | February 1, 2013

The eating schedule—and not the amount of calories—can make the difference between an obese, diabetic, sick mouse and one with a healthy metabolism.


image: Fellow Travelers

Fellow Travelers

By | February 1, 2013

Collective cell migration relies on a directional signal that comes from the moving cluster, rather than from external cues.

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