A petition on change.org has been signed by 1,000 vets asking for the UK to blacklist homeopathy as a treatment that vets can prescribe for animals. Over 2,500 people have signed it in all.

Tony Robbins is a very popular motivational speaker, and charges US$1,000 or more for a high energy day of talks. Events have names such as "Date with Destiny", "Life and Wealth Mastery" and "Unleash the Power Within". Tony's website has testimonials from famous celebrities, such as Hugh Jackman, Bill Clinton and Serena Williams. Video of Tony Robbins events look a lot like evangelical christian sunday services - lots of music, jumping around and highly emotional sermons.

A dermatologist at a recent anti-ageing conference has said that regularly exposing the face to the light and electromagnetic radiation from smartphones can speed up ageing and wrinkles. Doctors even claim they can tell which hand a person holds their phone in just by looking at which side of the face is most damaged.

Stuff published an advertorial article last week claiming that colloidal silver - small particles of silver in a cream or spray - could treat a variety of medical conditions. The article was written by a sales representative from Skybright Natural Health, a company which sells colloidal silver products. She said:

Tom DeLonge, the guitarist of a rock band in the US which was popular in the early 2000s has denied rumours that he's quit the band to focus on research into UFOs and aliens.