Evolution as fact and theory
Many scientists and philosophers of science have described evolution as fact and theory, a phrase which was used as the title of an article by paleontologist Stephen Jay Gould in 1981. He describes fa...
Evolution as fact and theory - Wikipedia
How Big Genitals Can Lead to Extinction, According to Science
Having big genitals can spell evolutionary disaster, say paleobiologists
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
Gravity is Overrated | Weightless
Let's be honest, we've all dreamed of flying at least once. Well, paraglider Jean-Baptiste Chandelier shows us what that feeling might look like in real life. Sit back, relax and take a paraglide ride...
Humans Inherited The Tendency For Violence, But Civilization Has Tamed It
As a species, humans seem to have inherited murderous traits via evolution and genetics, but civilization has tamed some of it out, a new study suggests. Scientists in Spain calculated the rate at whi...
These Genius Crows Almost Went Extinct Before Scientists Discovered They Can Use Tools
Tool use is rare in the animal kingdom — but a nearly vanished species of Hawaiian crow has mastered it.
The true story of George Price, the scientist who discovered the equation for altruism and gave himself away
Laura met George in the pages of Reader’s Digest. In just a couple of column inches, she read an abridged version of his biography and was instantly intrigued. In the 1960s, apparently, egotistical sc...
WATCH: Bacteria Invade Antibiotics And Transform Into Superbugs
If you've ever wanted to watch a superbug evolve before your very eyes, you're in luck. In a creative stroke inspired by Hollywood wizardry, scientists have designed a simple way to observe how bacter...
How a single-celled organism almost wiped out life on Earth
There’s an organism that changed the world. It caused the first mass extinction in Earth’s history … and also paved the way for complex life. How?
Calls vs. Balls: "Monkey Balls" Show Why Men Overcompensate
Howler monkeys are about the size of a small dog, weighing around seven kilos, yet they are among the loudest terrestrial animals on the planet, and can roar...
The Strange Universe of Gravitational Lensing | Space Time | PBS Digital Studios
Is what we see in the night sky a true representation of our universe? Find out about Gravitational Lensing. When you look out at the night sky, you're seeing a distorted version of reality.
You May Owe Your Existence to Tiny Vampires
Ancient victims found in the Grand Canyon suggest that complex life exists today thanks to the rise of miniature predators.
Ripple Effects --"Gravitational Waves Will Lead to Next Great Theory Replacing Relativity"
The British novelist Martin Amis once said we are about five Einsteins away from explaining the universe's existence. We took a step closer this past January when a century after they were proposed in...
Confused Rush Limbaugh Can't Figure Out Why Gorillas Still Exist
Right-wing radio host claims evolution should have turned all gorillas into people. Rush Limbaugh seems to think that Harambe, the gorilla shot and killed at the Cincinnati Zoo over the weekend after ...
Introduction to evolution
Evolution is the process of change in all forms of life over generations, and evolutionary biology is the study of how evolution occurs. Biological populations evolve through genetic changes that corr...
Introduction to evolution - Wikipedia
Evolution
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...
Scientific fact
A fact is something that has really occurred or is actually the case. The usual test for a statement of fact is verifiability, that is, whether it can be demonstrated to correspond to experience. Stan...
Scientific theory
A scientific theory is a well-substantiated explanation of some aspect of the natural world that is acquired through the scientific method and repeatedly tested and confirmed through observation and e...
Scientific theory - Wikipedia
Gravity
Hammer and feather drop: Apollo 15 astronaut David Scott on the Moon enacting the legend of Galileo's gravity experiment. (1.38 MB, ogg/Theora format).Gravity (also called gravitation) is a natural ...
Gravity - Wikipedia
History of gravitational theory
In physics, theories of gravitation postulate mechanisms of interaction governing the movements of bodies with mass. There have been numerous theories of gravitation since ancient times.
In the 4...
Genetic hitchhiking
Genetic hitchhiking, also called genetic draft or the hitchhiking effect, is the change in the frequency of an allele that is caused by linkage to a positively or negatively selected allele at another...
Evolutionary biology
Evolutionary biology is a subfield of biology concerned with the study of the evolutionary processes that produced the diversity of life on Earth. Someone who studies evolutionary biology is known as...
Evolution of ageing
Enquiry into the evolution of aging aims to explain why almost all living things weaken and die with age. There is not yet agreement in the scientific community on a single answer. The evolutionary or...
Theoretical physics
Theoretical physics is a branch of physics which employs mathematical models and abstractions of physical objects and systems to rationalize, explain and predict natural phenomena. This is in contrast...
Artificial selection
Selective breeding (also called artificial selection) is the process by which humans breed other animals and plants for particular traits. Typically, strains that are selectively bred are domesticated...
Artificial selection - Wikipedia
Evolutionary computation
In computer science, evolutionary computation (a.k.a. evolutionary computing) is a subfield of artificial intelligence (more particularly computational intelligence) that can be defined by the type of...