evolution

The article highlights 20 unique animals shaped by evolution and natural selection over millions of years, emphasizing their distinct appearances and the ongoing study and imitation by researchers.

The article highlights unique evolutionary traits in humans, such as bipedalism, language, and accurate throwing, which contributed to their success as a species. These traits are described as more specific and unusual than commonly perceived.

Earth's earliest animals, which reproduced asexually, created low-competition communities with minimal evolutionary change. A shift to sexual reproduction, driven by environmental pressures, triggered a rapid explosion in biodiversity and accelerated evolution.

Biological anthropologist Alice Roberts discusses human evolution, including the reasons behind large brains and bipedalism, in her new book 'Humans' co-authored with Michael Marshall. The article highlights her views on human exceptionalism and evolution.

A major research study challenges the idea that most permanent genetic changes are neutral, finding that beneficial mutations are more common than previously assumed. However, these advantageous mutations rarely spread through entire populations, with researchers suggesting that 'nature keeps changing the rules.'

Scientists may have solved the mystery of why Tyrannosaurus rex had small arms, suggesting evolutionary trade-offs rather than functional necessity. The article references evolutionary principles, noting that evolution doesn't prioritize simultaneous optimization of all traits.

Scientists have resolved a 320-million-year mystery regarding how reptiles evolved protective skin armor. The research reveals that armor-like skin bones evolved independently in multiple lizard groups rather than from a single common ancestor, with the remarkable discovery that Australian goannas lost this armor and then re-evolved it millions of years later.

Richard Dawkins's book 'The Selfish Gene,' published 50 years ago, introduced a gene-centered view of evolution. Despite limited genetic knowledge at the time, the book's perspective remains relevant in today's genetic research.

Wall lizards, which historically existed in three distinct color morphs (green, yellow, orange), are being overtaken by a dominant green variant dubbed 'Hulk' lizards. These aggressive green morphs are outcompeting the other color types, leading to the disappearance of yellow and orange lizards and accelerating evolutionary change.

A 100-million-year-old fossil of Najash rionegrina from Argentina reveals that early snakes had hind legs and a cheekbone absent in modern species, challenging previous assumptions about their evolution. The discovery suggests these ancient snakes were large predators, not small burrowers.

New research is clarifying the evolutionary history of Europe's dogs. The study provides clearer insights into their evolutionary tale.