Magnetic field record from minerals from Iron Age settlement discovered in South Africa.
UFO enthusiasts were quick to claim this was evidence of aliens landing on Earth.
The messages on the stones are yet to be decyphered.
Vikings raids provided opportunity to be noticed by peers and superiors, study says.
One of the oldest human fossils ever found in Europe unearthed in Arago Cave near Perpignan in France.
An analysis of their bones suggest starvation as the most likely cause of death.
Theropod dinosaurs had unique, deeply serrated teeth that made them excellent predators.
The rocket will be a crucial element in space missions to Mars and beyond.
The house was no bigger than a modern day squash court
The animals are the descendants of a small number of wallabies that escaped a nearby zoo in the 1970s.
Odontobatrachus natator found to be five separate species of tooth frog.
However, more than 90% of Europeans, Japanese and North Americans are aware of it.
Risk of compound coastal flooding events increased significantly over past century for many coastal US cities.
Daily Overview publishes an image of the Earth where human activity has shaped the landscape every day.
The flowing hydrocarbon glaciers point to an active planet.
Bank of America, General Motors, Cargill, Wal-Mart Stores, Coca-Cola and PepsiCo will also contribute.
Delta Aquarids meteor shower will peak from 28 to 31 July 2015
The new study uses a feedback loop in oceans to support the claim.
Beidou system's 18 satellites now covers Asia Pacific but will extend soon across the planet.
This year the Earth will experience the hottest average temperatures since records began.
A Cambridge professor says hitmen murdered scientists exposing melting of Arctic ice.
Future Boeing aircraft could be powered by laser nuclear engines.
Previously it was humans that were thought to be responsible for the demise of the giant ice-age animals.
China has begun construction of world's largest radio telescope to search for intelligent life in far-flung galaxies.
The planet now known as Earth 2.0 is 1,400 light years away from Earth
The monstrous giant squids are rarely seen by human eyes.
The second range is shorter at 1.5km to the earlier one to the south of the Tombaugh region.
The Southern Delta Aquarid meteor shower from comet 96P/Machholz will peak from 28 to 31 July 2015.
The study concludes snakes evolved from burrowing lizards.
Scientists believe the planet has conditions allowing development of life.