Penn researchers adapted a clinical ProteusPLUS proton therapy system to deliver protons at FLASH dose rates. (Courtesy: IBA) Proton therapy offers improved spatial dose delivery compared with photon- ...

Flooding in northwest Pakistan has killed more than 220 people over the last 48 hours, officials said Saturday, as rescuers pulled 63 more bodies overnight from homes flattened by flash floods and ...

While the East Valley inched closer to normal rainfall totals for the year, northern Arizona was inundated by rain instead of expected snow Wednesday. The Valley received about four-tenths of an inch ...

BUNER, Pakistan — Flooding in a northwest Pakistani district has killed at least 220 people, officials said Saturday, as rescuers pulled 63 more bodies overnight from homes flattened by flash floods ...