A PET scan uses radioactive sugar as a tracer, so you’ll need to switch to a low carb, no-sugar diet 24 hours before the scan. This means avoiding bread, pasta, cereal, milk, and starchy vegetables, ...

Easton is a river town. Its waterfront in the 19th century was the center and hub of a canal network that stretched from the outskirts of Philadelphia to the outskirts of New York, one that made it in ...

Scanners of various flavors still exist, of course, but there's a lot less need for the average person to own one. Your recent-ish photographs are all going to be digital, and it's rare that most ...

An observation of an ultra-faint galaxy, captured as it was shortly after the Big Bang, indicates the presence of material from the first generation of stars. An electron-beam technique that can ...