Hub, a site where people can upload PDFs of published papers so they can be shared with anyone who can access the site.

Pilots don’t have real-time data about the thousands of low-orbit, sun-reflecting objects zooming around Earth. There’s a fix ...

Computer science seemingly rides a curve of unstoppable progress. Mere decades took us from vacuum tubes to microchips, ...

A piece of fabric from the Wright Flyer, the first powered airplane to sustain flight, will soon be on display at the ...

Ukraine's air force says one of its F-16 fighter jet pilots shot down six missiles during a Russian aerial attack last month. Meanwhile, Moscow says its troops have inflicted a series of defeats ...

An Emboldened Trump Talks of Taking Greenland and Panama Canal by Force In a rambling news conference from his private Florida club, President-elect Trump refused to rule out using military force ...

Ukraine war latest: Putin under pressure as Ukraine pushes into Kursk but Moscow claims 'heavy losses' for Kyiv in region Russia says its troops have inflicted a series of defeats on Ukrainian ...