The program accepts and organizes letters every year addressed to Santa Claus, pairing them up with gift-givers to send presents to children across the country.

In 2016 billionaire Yuri Milner hosted a press conference at One World Observatory, the atrium topping the slick skyscraper ...

The idea was that high-powered lasers would propel tiny probes to 20 percent of the speed of light, impelling them with ...

USPS’ Operation Santa is back for its 113th year, matching letters to donors who help fulfill holiday wishes. Letters due Dec ...