China's Chang'e-6 launches successfully — what happens next?
Scientists have high hopes for the first mission to collect rocks from the far side of the Moon.
Scientists have high hopes for the first mission to collect rocks from the far side of the Moon.
Where should society draw the line on extreme wealth? A fresh account sets out the logic and suggests how to redress inequality.
Some fox species leap up and pounce head first into snow to capture prey that they hear below the surface. An analysis of the forces involved reveals how the shape of the skull has evolved to minimize damage from this behaviour.