Ronald Petersen

May. 24, 2013

Studies Question Potential Alzheimer's Treatment

A skin cancer drug shown to lessen Alzheimer's symptoms in mice may not work as originally claimed.

alzheimer's, alzheimers, brain, memory, neurology, dementia drugs, Mayo Clinic, Alzheimer's Disease Research Center, Ronald Petersen

Aug. 10, 2012

Attacking Alzheimer’s with Antibodies, Hormones

Researchers are using an arsenal of techniques to cure Alzheimer’s, some with disappointing results.

Alzheimer's disease, memory, brain, mental health, dementia, amyloid plaques, tangles

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Michael Pollan Talks Plants and Food

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Snowflake Safari

\tWinter weather means more than sledding and snowmen. Next snowstorm, grab a magnifying glass and try snowflake hunting. Bullet rosettes, stellar plates, and capped columns are just a few of the varieties of snow crystal you can find in your backyard. Kenneth Libbrecht, physicist at Caltech and snowflake expert, shares secrets of the snowflake.

\tVideo originally published on ScienceFriday.com on December 31, 2009

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