Unbelievable facts

The BBC wiped or threw away many old Doctor Who recordings decades ago, so fans thought some episodes were gone forever. In 2013, 11 film recordings were found at a television relay station in Nigeria, including nine episodes that had been missing from the BBC archive.

Minneapolis built Avivo Village inside a big indoor warehouse style building, with 100 private, lockable rooms for people experiencing homelessness. People can sleep safely there and also get on site help for mental health, addiction, and housing, so it works like a stepping stone from the street to a real home.

British actress Emilia Clarke survived two brain aneurysms during her twenties. Following her recovery, she founded the charity SameYou to support individuals recovering from brain injuries and strokes.

It takes an average of 17 months and 26 days for people to recover from a breakup, especially in cases of divorce, according to research.

Daniel Radcliffe is a recovering alcoholic and would sometimes arrive on the set for the Harry Potter films still drunk from the night before.

Seven-year-old Stella Berndtsson fell into icy water in Sweden on Dec 23, 2010. She was found after 3.5 hours by a rescue helicopter and was taken to hospital. She showed no signs of life and her body temperature was just 55.4 degrees F (13 degrees C). Despite this, the doctors succeeded in saving Stella by warming her slowly. Stella made a remarkable recovery.

After Bruce Willis' stunt double was injured during the filming of Die Hard 4, Willis personally paid the hotel bills of the stuntman's family during his recovery and visited him in the hospital.

At a medical clinic in the Congo, 18 patients with drug-resistant malaria were in critical condition and medications didn’t help. So doctors tried a not-yet-approved therapy made from the dried leaves of the Artemisia annua plant. In five days, all 18 people fully recovered.