Given tens of millions of years, wildly improbable events – like primates crossing oceans – are almost a given.
Smilodon meets the South American marsupial, Thylacosmilus. This is a classic image of supposedly ‘superior northerners’ outcompeting ‘inferior southerners’, but such meetings actually rarely happened as many of the southern species had already gone extinct.
'The rise of Smilodon', Hodari Nundu
Why were mammals travelling south through newly-formed Panama so much more successful than those heading north?
Is the evolution of human-like intelligence inevitable, or exceptional?
How can life on Earth help us understand life in space? To answer this question, we compare biological clocks and geological rocks and find that they tick uniformly.
Are we in the middle of a mass extinction caused by Homo sapiens? Past events can help us to understand the current crisis.
The emperor tamarin is one of several species of New World monkey … but how did they get there?
How did you get to work today? I walked to the station, caught a train, then walked to a bus stop and hopped on the 891 express. All this time, while I was travelling, I moved in space – in fact a lot…