Archivo: The Guardian

60% of the bonnethead shark’s diet is made up of seagrass, which they happily graze upon as well as eating fish, crabs, snails and shrimp

Galápagos finches have been the subject of a plethora of evolutionary studies, but where did the first ones come from?

From the nut-cracking crows of Sendai to ‘Turdus urbanicus’ (the new urban blackbird), animals are changing their behaviour and evolution in cities – and in dramatic and surprising ways

The Nuffield Council on Bioethics says changing the DNA of a human embryo could be ‘morally permissable’ if it is in the child’s best interests

Nascent planet seen carving a path through the disc of gas and dust surrounding the very young star PDS70

Invention can make an object appear to have the same temperature as its background

Report warns that swift progress in our ability to manufacture viruses is making us vulnerable to biological attacks

Scientists still believe it possible that extraterrestrial life could flourish in our own neighbourhood

A race is on to mine billions of dollars in resources from the solar system’s asteroids, fuelling our future among the stars

When our heroes – like Richard Feynman – turn out to be less than perfect, it’s an open question as to whether we should write off their work as well