In this video, I demonstrate the process of crafting a butterfly knife, also known as a Ballisong Knife, from a rusted Giant ...

Butterfly knife, which originated in the Philippines, sells for up to $1,000 in the US Manila: A US-based Filipino surprised his colleagues when he bought a butterfly knife, called balisong, for his ...

So the Ninth Circuit held today (Teter v. Lopez), in an opinion by Judge Carlos Bea, joined by Judges Daniel Collins and Kenneth Lee. The butterfly knife, also known as the "balisong," has a disputed ...

The federal judges' ruling, which may be appealed, has implications beyond Hawaii, including in California and other states that also ban or severely restrict butterfly knives. Above, a youth holds a ...