14 July 2023
Llamas are able to learn from other llamas and even more effectively from humans, possibly because thousands of years of domestication gave them the ability to read human social cues
15 June 2023
Most modern plants grow leaves in a pattern that follows the Fibonacci sequence, but a reconstruction of a 400-million-year-old plant reveals that its leaves grew much more chaotically
7 June 2023
Primitive steroids found in ancient Australian rocks may have been made by the earliest complex cells before they evolved into animals, plants, fungi and algae
7 June 2023
Masturbation in male primates seems to have evolved to boost reproductive success and cut the chance of getting a sexually transmitted infection, but the picture isn’t so clear for females
17 May 2023
An argument that has been raging among biologists for over a decade – whether comb jellies or sponges were the first group to split off from the common ancestor of all animals – has a new twist, thanks to an analysis of genetic patterns
15 May 2023
Many researchers thought butterflies first evolved in Asia, but a global genetic analysis suggests they arose in North America, well before the non-avian dinosaurs went extinct
6 May 2023
Why some people evolved the ability to digest milk in adulthood hasn't been clear, but the extra calories that young children got may have been key
27 April 2023
Balto had a varied ancestry, sharing genes with Siberian huskies, Greenland sledge dogs, Vietnamese village dogs and Tibetan mastiffs
27 April 2023
DNA analysis has revealed that a single-celled alga has a strange conglomeration of different organisms living inside it
12 April 2023
The front fins of skates emerge from their heads as huge wings and now we know how they can develop in this way
