Birds play an important role in a wide variety of ecosystems as both predator and prey, in controlling insect populations, pollinating and seed dispersal for many plants, and in releasing nutrients on ...

FBI wants input on a classified, identity-based biometric system designed to operate at the Secret and Top Secret/Sensitive Compartmented Information levels.

Cannabis drug tests measure tetrahydrocannabinol (THC) and its metabolites, which can stay in your body long after the “high” fades. Detection ranges from hours in blood or saliva to weeks or months ...