What is a security clearance? The federal government gives selected personnel or companies a security clearance as a means of determining their eligibility for access to classified information or ...

More service members could be at risk of losing their security clearances because of changes in rules for the security clearance process, according to advocates.(Cpl. Paul Peterson/Marine Corps) More ...

Jared Kushner, a real estate developer married to Ivanka Trump, helped engineer his father-in-law’s successful run for the White House. This week brought news that President-elect Donald Trump is ...

Accumulation of neurotoxic forms of amyloid-β (Aβ) and tau proteins is the pathological hallmark of Alzheimer disease (AD) Excess deposition of Aβ results from an imbalance between its production and ...

An industrial personnel security clearance, referred to as a "PCL," is an administrative determination that an industrial employee is eligible for access to classified information. This determination ...

Providing recommendations on the application of the concept of clearance for materials, objects and buildings that are to be released from regulatory control, this publication supports the application ...

Apoptotic cells are rapidly removed by tissue-resident professional phagocytes and/or by neighbouring non-professional phagocytes under homeostatic conditions. The prompt clearance of apoptotic cells ...