Researchers have concluded that a manned mission to Mars is unlikely to contaminate the planet.
NASA Administrator Charles Bolden has outlined the space agency's plans for getting humans to Mars.
Biological and technological upgrades could eventually turn us in to a race of cybernetic immortals.
New evidence suggests that dogs may have been man's best friend for far longer than previously thought.
Our distant ancestors came in a variety of different shapes and sizes, just like modern humans do today.
The discovery has pushed back the emergence of the earliest humans by up to 400,000 years.
The early domestication of wolves by modern humans may have tipped the balance in our favor.
Scientists now believe that Neanderthals were no less advanced that their modern human counterparts.
Gibbons may communicate in a way that is similar to how early humans spoke millions of years ago.
An ex-NASA employee has insisted that humans walked on the surface of Mars more than 35 years ago.
Compared to humans, spiders are capable of some impressive feats of speed, strength and endurance.
Sending humans in to space is set to become more difficult due to cosmic radiation exposure.
Scientists have revealed new details about our prehistoric ancestors thanks to a fossil thighbone.
Scientists have been attempting to identify the specific factors that influence how tall we are.
A new device developed by the Pentagon could give humans the ability to heal more rapidly.
The practice of testing products on animals could be discontinued within as little as three years.
By understanding how lizards regrow tissue it may be possible to enable the same process in humans.
Humans and Neanderthals are now believed to have lived alongside one another for as long as 5,000 years.
New doubts have been cast on the idea that a species of small humans lived on the island of Flores.
Russia is planning an extensive series of missions with the ultimate goal of landing humans on the moon.