A surprisingly large number of people in Brazil subscribe to the idea that our planet is not what it seems.
Scientists now believe that the entire planet was covered in water and devoid of continents in the distant past.
A tiny natural satellite that may have been in orbit for as long as three years has been spotted by scientists.
The self-taught rocket scientist and daredevil was killed during an attempt to prove that the Earth is flat.
Palaeontologists have revealed the discovery of one of the most significant Neanderthal skeletons in a decade.
This humbling image of our world taken from far away has been honored this week with a modern remaster.
A new species of tyrannosaur that roamed the Earth 80 million years ago has been unearthed in Canada.
Scientists have warned that a long period of particularly low solar activity could lead to much colder winters.
A new NASA video shows a simulation of what would happen if all the world's oceans were to drain away.
A huge burial ground filled with mummies and shabti figurines has been discovered at a site south of Cairo.
It is often suggested that alien life could have reached Earth on a comet, but what about the other way around ?
Scientists have identified the oldest material ever to make it onto our planet - and it even predates the Sun.
The stone table was found within an ancient temple unearthed approximately 20km west of Jerusalem.
Thanks to a weakening of the Earth's magnetic field, the magnetic north pole is moving away from Canada.
Scientists have identified an enormous land-based canyon that descends 11,500ft beneath sea level.
Archaeologists in England are hailing the discovery as one of the most significant finds of the millennium.
If successful, the mission will be the first ever to remove a piece of space junk from Earth's orbit.
A large space rock the approximate size and shape of the Great Pyramid of Giza is set for a close encounter.
Scientists have discovered new evidence of a temporary moon burning up in the Earth's atmosphere.
NASA and ESA are planning an ambitious mission to return samples of Mars to the Earth for the first time.