Scientists have restored movement to the hind legs of dogs with severe spinal injuries by injecting them with cells grown from the lining of their nose.
Jasper, a previously crippled dachshund, was described by his owner of "whizzing around the house" after undergoing the treatment.
The trial is the first to demonstrate effective spinal cord repair in "real life" injury cases, offering new hope for paralysed human patients.
More top news
OK Go's Upside Down & Inside Out video was shot on a plane capable of parabolic flight, which provides brief periods of weightlessness.
Teaching assistant Kevin Wilson who brutally attacked his heavily pregnant ex-girlfriend killing his unborn son, has been jailed for life.
A 94-year-old former Nazi SS sergeant has gone on trial in Germany over the murder of at least 170,000 people at the Auschwitz death camp.