The disappearance of large, fruit-eating birds from tropical forests in Brazil has caused the region's forest palms to produce smaller, less successful seeds over the
Scientists have long believed that lava erupted from certain oceanic volcanoes contains materials from the early Earth's crust. But decisive evidence for this phenomenon has
A new look at conditions after a Manhattan-sized asteroid slammed into a region of Mexico in the dinosaur days indicates the event could have triggered
Rutile is used in ceramics and paints, but is particularly useful for finding out about the history of a rock.
The study of the genome of the Longhorn and related breeds tells a fascinating global history of human and cattle migration.
Butterflies are among the most vibrant insects, with colorations sometimes designed to deflect predators. New University of Florida research shows some of these defenses may
With data from 73 ice and sediment core monitoring sites around the world, scientists have reconstructed Earth's temperature history back to the end of the
Antarctica's topography began changing from flat to fjord-filled starting about 34 million years ago, according to a new report from a University of Arizona-led team
A new model suggests that inhospitable hydrodgen-sulphide rich waters could have delayed the spread of complex life forms in ancient oceans.
Evidence from Siberian caves suggests that a global temperature rise of 1.5 degrees Celsius could see permanently frozen ground thaw over a large area of
A team led by the University of Colorado Boulder looking for clues about why Earth did not warm as much as scientists expected between 2000
An international team of researchers has shown that old wives' tales that snails can tell us about the weather should not be dismissed too hastily.
Ice cores drilled in the Greenland ice sheet, recounting the history of the last great warming period more than 120,000 years ago, are giving scientists
San Francisco -- In the winter of 479 B.C., a tsunami was the savior of Potidaea, drowning hundreds of Persian invaders as they lay siege