The Air Force radar operator at Goose Bay, Labrador, last week was watching bright blips drifting across his radarscope as he traced the track of airplanes approaching from Europe. The planes seemed ...

"These overlooked sizing errors have the effect of jostling a light bulb's dimmer switch," said electrical engineer Andrew Madison, also of the NIST team. "The errors dim the apparent relationship ...

Errors come in many varieties. Scientists, like everyone can be careless or inattentive. Such errors are preventable. But there are other errors that scientists make that are almost unavoidable, as ...