Not informing passengers about scanners can open the door to misinformation and critics, the study's authors said, and hurt the long-term acceptance and legitimacy of airport security.

CNN: How much do we really hate the TSA?

In fact, the study authors say the likelihood of someone traveling to the United Kingdom or France with Ebola is about eight times higher than the likelihood of someone traveling to the United States with the disease.

CNN: Up to three Ebola-infected travelers might fly each month

"Though recurrence of breast cancer in women taking tamoxifen was already low, our results show that switching to exemestane can reduce that number by about a third, " said Judith Bliss of Cancer Research UK, one of the study authors.

BBC: Drug 'boosts breast cancer fight'

Now, to get more about that study, we're joined by Melissa Harris-Lacewell, one of the co-authors of the report.

NPR: Study on Race and Rebuilding New Orleans