A record 70% of voters disapprove of congressional Democrats as anger toward Washington hits new highs. A Fox News poll shows ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Every survey finding published by Pew Research ...

Few things are more frustrating than sitting down to print an important document only to be met with a big, bold error message. If you’ve ever seen your HP printer ...

Few tasks come as thankless as asking a scientific journal editor to correct a bad study. “I think that it [is] time to stop this never-ending story,” the editor in chief of a diabetes journal told us ...

Repeatable error is easy to accommodate and correct. But speed changes and servo-system bandwidth issues sometimes cause non-repeatable error in automated systems ...

Refractive errors are common eye issues that can cause blurry or distorted vision. Treatment usually involves wearing glasses or contact lenses or getting procedures ...

The expression of genes has to be very carefully controlled by cells; serious problems can arise when genes are expressed in the wrong places, at the wrong times, or at the wrong levels, for some ...

Conducting a poll isn’t an exact science. The process is susceptible to lots of common problems and baked-in biases — more than just the “margin of error.” By ...

Forbes contributors publish independent expert analyses and insights. Dr. Tracy Brower writes about joy, community and the future of work. If you want a change from the typical corporate job—or if you ...

The potential impact of nonresponse on election polls is well known and frequently acknowledged. Yet measurement and reporting of polling error has focused solely on ...