americas cup

Just out of curiosity- would it be possible to cut a few pounds by filling a laser with helium? I know at least one America’s cup has used this technique to raise their waterline. Does that mean it isn’t illegal? How much helium would it even take to fill a laser? If you were to fill it up...

Hi guys New to this forum, but thought Id give it a go to get some feedback. I am a final year mechanical engineering student and Id like to do post grad studies when I am finished. There is a possibility of proposing topics to the lectures at my university here in South Africa, Stellenbosch...