Nasa rover makes major discovery as evidence of miniature lightning bolts on Mars uncovered
The discovery may change how manned missions to the Red Planet are planned
First treasures recovered from 'richest shipwreck in history' which scientists deem worth £15BILLION
The so-called 'holy grail of shipwrecks' is being explored in a secret location on the Caribbean seabed
Archaeology breakthrough as world's oldest human sculpture finally found after 12,000 years
The tiny figurine was found near the Sea of Galilee in Israel
