Plate tectonics was occurring when life first formed on Earth, shows study
Zircon crystals and magmas reveal new information about plate tectonic activity on Earth billions of years ago.
Earth is a dynamic and constantly changing planet....
These bird-like dinosaurs laid 4 to 6 eggs in a communal nest
Dinosaur Troodon's body temperature was 42°C and that it could reduce its body temperature to 30°C, similar to modern birds.
Giant planets can have very different atmospheres
But out in the galaxy, the atmospheric compositions of giant planets do not fit the solar system trend.
New study reveals the secret of dinosaur body size
Most animals are thought to evolve to be larger by growing faster than their ancestors, but this study shows that it's just as likely that bigger and smaller animals grew for longer or shorter periods of time during growth spurt
Earth needed time to mix its continental crust, finds Yale study
What do cakes and Earth’s continental crust have in common? They both need time to mix.
Was Venus ever habitable? New UChicago study casts doubt
A new study from the University of Chicago argues there is little chance the planet Venus was ever habitable.
Scientists predict how fast ancient magma ocean solidified
Early in the formation of Earth, an ocean of magma covered the planet’s surface and stretched thousands of miles deep into its core.
The rate...
Robot provides unprecedented views below Antarctic ice shelf
Nearly 1,900 feet above, near where the surface of the Ross Ice Shelf meets Kamb Ice Stream, a U.S.-New Zealand research team recognized the shift as evidence of “ice pumping”.
Why some dinosaurs are big, the others so small?
The meat-eating dinosaurs known as theropods that roamed the ancient Earth ranged in size from the bus-sized T. rex to the smaller, dog-sized Velociraptor.
Scientists...
Deep earthquakes could reveal secrets of the Earth’s mantle
There may be a layer of surprisingly fluid rock ringing the Earth, at the very bottom of the upper mantle.