To assess the utility of measuring direct bilirubin (DB) during the first 72 h of life in infants admitted to the neonatal intensive care unit (NICU). The DB levels were measured in 3715 infants ...

To avoid lengthy exposure to potentially-dangerous levels of noise, you have to understand the decibel level you're dealing with, measured by the sound pressure level in decibels. For parents ...

Editor's Note: We have strived to maintain accessibility in our Bring Science Home activities by limiting the required technology. We recognize technology is now more widely available than it was when ...

From the Richter scale to sound pressure, many modern units utilize the logarithmic “base 10” system. But to many engineers, the decibel (dB) remains one of the trickiest concepts of test and ...