Artemis II crew struggle to walk after Moon return - Nasa admits 'price to pay' when exploring space
Astronauts needed the support of two aides after being airlifted onto the deck of a waiting US Navy vessel
'Thrilled' scientists discover eggs laid by humans' distant ancestors
The evidence was first discovered in 2008 near Oviston in South Africa
World's 'oldest octopus' thought to be 300 million years old is stripped of its title
The multi-million year old fossil has been given a new title as the oldest preserved soft tissue from a nautiloid ever discovered
