Primitive “Nervous System” Found in Closest Relatives of Animals
Scientists discovered that choanoflagellates coordinate their movements through electrical signaling via voltage-gated ...
Fossil discovery sheds light on the early evolution of animal nervous systems
An international team of scientists has uncovered a fascinating piece of the evolutionary puzzle: how the ventral nerve cord, ...
earth2 天
Timeline of life: Ice ages gave evolution a kick-start
Virginia Tech study unveils 2 billion years of evolution, highlighting the 'boring billion,' Snowball Earth, and ancient ...
Boise State Public Radio3 天
Survival of the luckiest? New study hints at the potential role of luck in evolution
A new study on mice shows that luck in early life can determine success as an adult, especially when competition is high.
News Medical21 小时
Scientists uncover evolution of ventral nerve cord in ecdysozoan animals
An international team of scientists has uncovered a fascinating piece of the evolutionary puzzle: how the ventral nerve cord, a key component of the central nervous system, evolved in ecdysozoan ...
Nature10 天
Developmental insights from non-traditional model organisms
The evolution of the vertebrate head mesoderm ... The term ‘holobiont’ refers to a multicellular organism and its microbial symbionts. Whether and how symbionts react to host injury and ...
The Conversation29 天
Ferns’ ability to evolve ‘backward’ offers insights into the meandering path of evolution
But evolution has no finish line. There is no end goal, no final state. Organisms evolve by natural selection acting at a specific geologic moment, or simply by drift without strong selection in ...
EurekAlert!22 小时
New fossil discovery sheds light on the early evolution of animal nervous systems
An international team of scientists has uncovered a fascinating piece of the evolutionary puzzle: how the ventral nerve cord, a key component of the central nervous system, evolved in ecdysozoan ...
Science Daily3 天
Revealing a key mechanism of rapid centromere evolution
A research team has clarified a mechanism of how retrotransposons, genetic elements that can 'jump around' chromosomes and are known drivers of evolution, preferentially insert in the centromere.
Live Science29 天
Alien life may look nothing like life on Earth — so how should we go about looking for it?
NASA defines life as a "self-sustaining chemical reaction capable of Darwinian evolution." That means organisms with a complex chemical system that evolve by adapting to their environment.
Scientific American27 天
Ferns’ ‘Backward’ Evolution Reveals Life’s Meandering Path
But evolution has no finish line. There is no end goal, no final state. Organisms evolve by natural selectionacting at a specific geologic moment, or simply by drift without strong selection in ...
Nature25 天
Evolution articles from across Nature Portfolio
Evolution is the process of heritable change in populations of organisms over multiple generations. Evolutionary biology is the study of this process, which can occur through mechanisms including ...