The son of Pink Floyd guitarist Dave Gilmour has been arrested over his involvement in the student protests in London last week.

Student loan holders are about to be hit with a $40 administration fee for every year they don't repay their loan.

Nearly 900,000 people have taken student loans since the scheme started, and over two-thirds have not fully repaid the money back.

Plans for a Kiwi bach that generates more power than it uses are on display next week as the nation's universities showcase to business their latest innovations.

A new national service looks ready to start next year to make sure every 16 or 17-year-old ends up in work or training after leaving school.

The Government will spend an additional $55 million over the next two years to meet demand for places at universities.