Detective: Officer's statement on shooting had discrepancies  FireEngineering.comFORT LAUDERDALE, Fla. (AP) — A Florida detective said a police officer on trial for killing a stranded black motorist gave an interview to investigators shortly ... …

Directed evolution builds nanoparticles  Science DailyDirected evolution is a powerful technique for engineering proteins. Scientists now show that it can also be used to engineer synthetic nanoparticles as optical ... Read more https://www.scie …