Researchers in Egypt aimed to develop an efficient in vitro regeneration system for a local stevia genotype using callus ...

U.S. Secret Service agents found the powder during a routine White House sweep on Sunday, in a small, clear plastic bag on the ground in a heavily trafficked area, according to sources.

Approximately 100 letters containing a white powder have been received by state legislators and public officials across Kansas, officials said, setting off an investigation that includes state and ...