Articles on Evolution

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Big History may provide a basis for drawing different human cultures closer together. NASA

How ‘Big History’ can save the world

At a time when nationalism and religious ideologies are dividing humanity, it is important to find unifying perspectives on our 'origin story.'
Birds don’t fly across wide Amazonian rivers like the Rio Negro. Marcos Amend www.marcosamend.com (for use with this article only)

Bird DNA helps explain Amazonian rivers’ role in evolution

Rivers are natural boundaries for evolving populations. But scientists don't agree whether they create new species or just help maintain them. Research using birds' molecular clocks provides some answers.
Euphanerops, a primitive jawless fish from the World Heritage site at Miguasha, Quebec, which has now been found to have paired hind limb structures and copulatory sex organs. François Miville-Deschênes with permission

The origins of those sexual organs: a fishy tale much more primitive than we thought

Sexual organs similar to what we see in sharks and rays today appeared many millions of years ago in much more primitive ancient fishes than was previously thought.
A life reconstruction of Brindabellaspis stensioi, an unusual placoderm fish from the 400-million-year old Burrinjuck reef in New South Wales, Australia. Jason Art, Shenzhen

Fossil fish with platypus-like snout shows that coral reefs have long been evolution hotspots

Brindabellaspis had eyes on the top of the head, facing upwards, and a skull stretched into a long and broad snout. Although around 400 million years old, it was clearly a specialised fish.
A stick insect in Borneo: variation and natural selection has resulted in insects with the astonishing ability to mimic features in their natural environment. Shutterstock

Guide to the classics: Darwin’s On the Origin of Species

In this age of the pseudo-factual, its more important than ever to acquaint ourselves with the foundations of the scientific tradition, such as Darwin's Origin of Species.

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