A University of Hawaii web camera showed snow on the ground along the guardrails of one of the Mauna Kea astronomy observatories on Friday morning. A slow-moving low pressure system is making its way ...

The inter-spacecraft laser interferometry telescope deliver laser efficiently from one spacecraft ... laser beam to the back-end scientific interferometers, the intermediate images and the real exit ...

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Leslie Harvey is a family travel blogger and freelance travel writer. Her site, Trips With Tykes, chronicles the joys and challenges of travel with young kids. Her work focuses on identifying and ...