We examine the long-delayed plan to build a railway linking China and Nepal straight through the Himalayas, one of the most extreme engineering challenges ever proposed. First imagined in the 1970s ...

Editor’s note: This article, distributed by The Associated Press, was originally published on The Conversation website. The Conversation is an independent and nonprofit source of news, analysis and ...

Modern space exploration is driven as much by processors as it is by rockets. And it remains the ultimate test of our ...

Imagine a world where energy is no longer a finite resource—a world powered by a clean, virtually limitless source that doesn’t pollute the air or leave behind hazardous waste. It sounds like science ...