From dramatic new stem cell techniques to new ideas about cosmic rays, 2007 had plenty of scientific surprises. Join Ira and guests for a look back at the top science stories of the year.

Additional Tags

science and technology, science news, looking back on 2007 science, science friday, explorations in science and technology

Show More Show Less

Classroom Considerations

• This resource is only available on an unencrypted HTTP website.It should be fine for general use, but don’t use it to share any personally identifiable information