Timmy Donovan used the EncroChat handle 'Astralcleaner' to direct five ... Article continues below Despite his apparent determination to turn the corner and help people in prison, Donovan's ...

A Live Lesson designed to help young people navigate the online world safely and positively. Produced in partnership with Childnet, this short video introduces the topic of scams, explaining that ...

Abstract: Transverse offset and angular misalignment (tilt) are serious causes of loss in multimode fiber splices. Our computation of these losses in multimode graded-index fibers reveals that the ...