The health ministry of Peru issued a warning recently to citizens and tourists to avoid beaches in Lima and north of the capital while investigators try to determine what may have caused the mysterious deaths of hundreds of pelicans.

Two teams of Michigan State University researchers – one working at a medieval burial site in Albania, the other at a DNA lab in East Lansing – have shown how modern science can unlock the mysteries of the past.

Scottish and U.S.

Federal terror-fighting agencies can't identify all the American research laboratories that could become targets of attackers, congressional investigators have found.

By LARRY MARGASAK WASHINGTON - The government can't identify all the research laboratories across the United States that handle dangerous organisms, creating problems for preventing bioterrorism plots, congressional investigators found.