Blue ray disc

i just have simple question… i have the latest hp laptop and wanted to know that if i can burn blue ray disc with that i have only a dvd writer in that …if not then what do i need to do ?? do i need to buy blue ray disc burner??
wil it b compatible with my laptop as i have dv4 P8400 @2.26hz 2.27 hhz…

please help me with this…
thnks

If you want to read Blu-ray discs, you need a Blu-ray reader. If you want to write Blu-ray discs, you need a drive also capable of writing Blu-ray discs too.

DVD readers/writers cannot read nor write Blu-ray media just as CD readers/writers could neither read nor write DVD media.