The full details off the possible discovery will be announced at an "event" on Friday
Contact with the satellite was completely lost two years after its launch in 1967
Apollo missions still producing data
From shark attacks to major storms two mariners share their five months lost at sea
Will they ever be found again?
Weapons, medical supplies could have ended up with Isis, Amnesty report warns
The most expensive humanitarian crisis in history
Most popular left behind items are laptops