Lawmakers on the Government Operations, Veterans Affairs, and Consumer Protection Committee received sharp updates on the ...

Gamma-ray bursts can release as much energy in a few seconds (10 51 erg) as our sun will emit during its entire 10 billion-year lifetime. Observational evidence indicates that there are two distinct ...

The X-ray Integral Field Unit (X-IFU) is the cryogenic imaging spectrometer on board the future X-ray observatory Athena. With a hexagonal array of 3840 AC-b... literature Help Submit Login Literature ...