Eric and Wendy Schmidt are backing a start-up-like approach to building a giant space telescope and powerful ground observatories. By Kenneth Chang Kenneth Chang reported on the unveiling of Schmidt ...

Here’s what you’ll learn in this story: Time might actually have 3 dimensions. But it also means that the space would actually be one-dimensional, instead of the three dimensions we’re familiar with.

The agency does not take them lightly. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. NASA astronauts Mike Fincke and Zena Cardman were expected ...

NASA said Thursday that it will bring four astronauts aboard the International Space Station back to Earth more than a month earlier than planned because of a medical issue — the first such evacuation ...