Although present in very small amounts, selenium (Se)-based compounds play important roles in protecting the body from oxidative stress, regulating thyroid hormones, strengthening the immune system, ...

Image of an isotope pattern screening technique for the selective detection of selenium (Se)-containing compounds using liquid chromatography (LC)-electrospray ionization mass spectrometry. Although ...

A Florida man who raped and murdered his next-door neighbor after inviting her over for coffee is set to become the 15th inmate executed in the state this year, nearly double Florida's previous record ...

STARKE — A man convicted of raping and fatal beating his manager at a Florida convenience store in 1988 was put to death Thursday evening in the state’s 17th execution this year. Richard Barry ...

The state of Florida executed Richard Barry Randolph at 6:12 p.m. on Thursday. He died just 10 minutes after the first lethal injection drug was administered, according to news correspondent and ...

A man convicted of raping and fatally beating his former manager at a Florida convenience store is set to be the 17th person executed in Florida this year STARKE, Fla. -- A man convicted of raping and ...

National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

STARKE, Fla. — A man convicted of raping and fatally beating his former manager at a Florida convenience store in 1988 is scheduled to be executed Thursday evening. Richard Barry Randolph, 63, is set ...

Florida has executed a death row inmate for the "brutal and prolonged" rape and murder of a beloved convenience store manager who interrupted him during a robbery nearly 40 years ago. Richard Barry ...

A man convicted of raping and fatally beating his manager at a Florida convenience store in 1988 was put to death Thursday evening in the state's 17th execution this year. DeSantis spokesman Alex ...

White House press secretary Karoline Leavitt said Thursday President Trump does not actually want to see members of Congress executed despite his social media post earlier in the day, calling a video ...