The short answer is no. An individual of one species cannot, during its lifetime, turn into another species. But your question helps us think about life, evolution and what it means to be human.
In biology, the study of these very special sperm cells makes it possible to learn more about species such as parasitic worms.
Plants, in their fossil forms, can reveal a great deal about past environments and climates.
Current trends suggest that evangelicalism is out of step with younger Americans. But, a scholar says, evangelicalism has been here before.
Bipedal movement has existed in modern reptiles for much longer than we previously knew.
Many living vertebrates have the ability to detect electric fields, especially in other animals when hunting. But what can the fossil record tell us about the origins of this sensory system?
Little skates that 'walk' across the ocean floor show how fish brains evolved to pave the way for working legs.
Jealousy works in the same old ways – even in the age of online infidelity.
Meet the brawny bug with a concoction so caustic it'll make a toad vomit.
New discoveries are changing archaeologists' ideas about the origins of our own species and our migration out of Africa. This fossil pushes Homo sapiens' African exodus date back by 50,000 years.
New research suggests life on Earth became more diverse because of a change in biology related to stem cells, not just rising oxygen levels.
Lepidoptera insects are at least 70m years older than we previously knew.
Male Birds of Paradise have patches of super-black plumage that absorb 99.95 percent of light. New research identified their feathers' microscopic structures that make them look so very dark.
Nearly one of every four people in the US is unaffiliated, which has prompted speculation that this would increase support for liberal policies. A scholar provides some lessons from history.
The story of where humans come from is growing as new evidence -- and new methods of analysis -- emerge all the time.
What movies tell us is important in a parter – a nice smile or money – are exaggerations of fundamental evolutionary needs that actually do matter.
From mistletoebirds, to bush turkeys, to the festively plumaged eclectus parrot, Australian birds can more than hold their own when it comes to embracing the Christmas spirit.
Evolution has shaped gender differences, but we don't have to be bound to this history. We are not mindless automata, doomed to slavishly oblige our instincts and impulses.
The voluntary ITP is a much-needed service that translates science-related digital materials into Arabic for a general audience.
Scientists say humans are pretty similar to chimpanzees, gorillas and orangutans. So why don't we have fur like they do?