Spawn of the triffid?
Organisms shed insight into a complex evolutionary world.
This is Rhodelphis limneticus, one of two newly discovered organisms that Canadian and Russian researchers say point ...
Ancient DNA sheds light on early cattle
Genomic analysis reveals a complex history.
Cows are seemingly simple creatures. Their history is anything but. An analysis of ancient genomes from domestic cat...
Sponge blob square pants
Study overturns understanding of evolutionary history.
This is a cross-section of a type of cell found in sponges known as a choanocyte. It is not what it seems. Until now...
Evolution: the product of random mutation
The paths available to evolving organisms are far from limitless.
biletskiy/Shutterstock What would happen if the hands of time were turned back to an arbitrary point in our evolutio...
Eurasian migration steppe by steppe
Genomes show interactions were moderated by geography.
Geographical features represent a strong barrier to human gene flow across inner Eurasia, genetic research has reveal...
We have evolved to communicate
There’s a reason we look so different to our near relatives.
The need to develop social skills helped shape the modern human face, scientists have suggested. Writing in the jour...
In primates, evolution is a ball game
Looking handsome comes at a very personal cost.
Evolution is fundamentally an exercise in trade-offs – speed versus bulk, running versus tree-climbing, that sort of ...
Mass extinction and “morphospace”
The slow return to diversity is fuelled by tensions.
Theory tells us that after a mass extinction, an event where the diversity of species is drastically reduced, nature ...
Lizard produces eggs and live young
Vertebrate observed spreading its reproductive options.
Versatility, it is generally acknowledged, is a useful evolutionary trait, but an Australian lizard, the three-toed s...
Water beetles mate to an evolutionary standstill
Adaptations to male harassment result in speciation barrier.
A species of diving beetle is having mating problems, and that’s of interest to more than just diving beetles. Grapo...
Amoebas diversified earlier than thought
Study challenges standard view on ancient diversity.
Amoebas diversified at least 750 million years ago, far earlier than previously thought, researchers have revealed. ...
A year in the life of a giant sloth
A fossillised tooth reveals the secrets of a single animal.
A massive fossilised tooth from central America has opened a window into life for a giant ground sloth that lived 27,...