Australian Dr Daniel Reardon ended up in hospital after inserting magnets in his nostrils while building a necklace that warns you when you touch your face
Save highlights in Reader View or with our Chrome extension.
This your link? Claim it
Every day we pick 7 links from around the web that make you smarter, tailored to your interests.
Or sign in with Twitter or Google
Have an account? Sign in
Not on Refind yet? Sign up