Sean J. Morrison

Oct. 05, 2012

From Stem Cells to Eggs (and Beyond)

Stem cells can be turned into heart, liver, and brain cells -- but what about a whole new organism? A study in Science explains the transformation from stem cell to egg to mouse pup.

stem cells, eggs, reproductive system, mice, cell differentiation

Mar. 04, 2011

Non-Embryonic Stem Cells Have More DNA Damage

Adult cells reprogrammed to a primal state appear to have more mutations than embryonic stem cells.

stem cells, dna, biology, cells

Oct. 31, 2008

Stem Cell Research and the Election

In this segment, we'll talk about the stance of the Presidential candidates on the issue of human stem cell research. Plus, stem cells as a state election issue.

stem cells, medical research, human embryonic stem cells, hsc

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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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