This view inside some of the most precious and rare museum specimens on Earth is helping scientists to better understand the story of life — and it's all done without a scalpel in sight.

When huge stars are denied a glorious death, something more brutal occurs, and you get mysterious signals known as fast x-ray ...

Multilayer graphene-gated carbon nanotube (CNT) emitters are introduced to novel vacuum-sealed x-ray tubes. We characterized field emission performances and electron-beam (Ebeam) converging of the ...