Evolutionary history of life
The evolutionary history of life on Earth traces the processes by which living and fossil organisms have evolved since life on the planet first originated until the present day. Earth formed about 4.5...
Evolutionary history of life - Wikipedia
Sometimes we close our eyes to wait for the worst
Sometimes we close our eyes to wait for the worst But then what could destroy us turns into grace and kindness. So, the relief...
Animals Not In Good Mood
You Don't Wanna Mess With These Animals .
The Animals That Can Freeze and Come Back to Life
These cold blooded creatures have an uncanny ability to survive the bitter cold.
Deep Look • PBS - The Ladybug Love-In: A Valentine's Special | Facebook
Ladybugs spend most of their lives alone, gorging themselves on aphids. But every winter they take to the wind, soaring over cities and fields to assemble for a ladybug bash. In these huge...
How Big Genitals Can Lead to Extinction, According to Science
Having big genitals can spell evolutionary disaster, say paleobiologists
"All that is left of this proud lineage is...
"All that is left of this proud lineage is the Armadillo's ability to eat fire ants...which is kind of badass." music : http://soundcloud.com/querflote
Human face evolution in the last 6 million years
A depiction that human face has undergone significant evolution within the last 6 million years.
New Human Subspecies Likely To Emerge As Martian Planners Try To Establish Red Planet Colony | Tech Times
Humans who plan on inhabiting Mars are faced with a difficult challenge of conceiving children. Microgravity could result in a variety of defects in an unborn child.
We can't be the only people who had to watch...
We can't be the only people who had to watch this more than once... this octopus finds a tiny vent in the side of a fishing boat and squeezes his entire body, legs and all, through. It’s seriously...
Nevada woman dies of superbug resistant to all available US antibiotics
Nevada woman dies of superbug resistant to all available US antibiotics. Expert fear its only a matter of time before this fast evolving bugs threaten more a...
If there had been no asteroid collision 65 million years ago, would the human species even exist?
If there had been no asteroid collision 65 million years ago, would the human species even exist?
Mammals
There are over 4,000 different species of mammals on Earth learn more about them
Turkey To Stop Teaching Evolution In Schools
Turkey will stop teaching schoolchildren about evolution and natural selection, education officials announced, because it’s considered too complicated and
Arabian Sand Boa - Snake Facts
The Arabian sand boa (Eryx jayakari) is a boa species endemic to the deserts of the Arabian Peninsula and southern Iran. These small snakes have a stout round body, growing to a total length of 15 or ...
Abiogenesis
Abiogenesis (/ˌeɪbaɪ.ɵˈdʒɛnɨsɪs/ AY-by-oh-JEN-ə-siss) or biopoiesis is the natural process of life arising from non-living matter such as simple organic compounds.Hypotheses about abiogenesis can be d...
Abiogenesis - Wikipedia
Panspermia
Panspermia (from Greek πᾶν (pan), meaning "all", and σπέρμα (sperma), meaning "seed") is the hypothesis that life exists throughout the Universe, distributed by meteoroids, asteroids...
Panspermia - Wikipedia
Fermi paradox
The Fermi paradox (or Fermi's paradox) is the apparent contradiction between high estimates of the probability of the existence of extraterrestrial civilization and humanity's lack of contact with, or...
Fermi paradox - Wikipedia
Common descent
Common descent describes how, in evolutionary biology, a group of organisms share a most recent common ancestor. There is evidence of common descent that all life on Earth is descended from the last u...
Common descent - Wikipedia
Extinction event
An extinction (level) event (also known as a mass extinction or biotic crisis) is a widespread and rapid decrease in the amount of life on Earth. Such an event is identified by a sharp change in the d...
Extinction event - Wikipedia
Great Oxygenation Event
The Great Oxygenation Event (GOE), also called the Oxygen Catastrophe, Oxygen Crisis, Oxygen Holocaust, Oxygen Revolution, or Great Oxidation, was the biologically induced appearance of dioxygen (O2)...
Great Oxygenation Event - Wikipedia
Cambrian explosion
The Cambrian explosion, or less commonly Cambrian radiation, was the relatively short evolutionary event, beginning around 542 million years ago in the Cambrian Period, during which most major animal ...
Cambrian explosion - Wikipedia
Evolution of cells
The evolution of cells refers to the evolutionary origin and subsequent evolutionary development of cells. Cells first emerged at least 3.5 billion years ago.
The origin of cells was the most impo...
Evolution of multicellularity
Tetrabaena socialis consists of four cells.Multicellular organisms are organisms that consist of more than one cell, in contrast to single-celled organisms.Few unicellular species can be seen indivi...
Evolution of multicellularity - Wikipedia
Evolution of sexual reproduction
The evolution of sexual reproduction describes how sexually reproducing eukaryotic organisms (animals, plants and fungi) evolved from a common ancestor that was a single celled eukaryotic species. Man...
Evolution of nervous systems
The evolution of nervous systems dates back to the first development of nervous systems in animals (or metazoans). Neurons developed as specialized electrical signaling cells in multicellular animals,...
Evolution of the brain
The principles that govern the evolution of brain structure are not well understood.Brain to body size does not scale isometrically (in a linear fashion) but rather allometrically. The brains and bodi...
Evolution of the eye
The evolution of the eye has been a subject of significant study, as a distinctive example of a homologous organ present in a wide variety of taxa. Complex, image-forming eyes evolved independently so...
Evolution of the eye - Wikipedia
Phylogenetic tree
A speculatively rooted tree for rRNA genes, showing major branches Bacteria, Archaea, and EucaryotaA phylogenetic tree or evolutionary tree is a branching diagram or "tree" showing the inferred evol...
Phylogenetic tree - Wikipedia