Earth's magnetic field protects and makes our planet habitable by stopping harmful high-energy particles from space, including from the Sun. The source of this magnetic field is the core at the centre of our planet.
Earth Sciences
Jul 10, 2019
0
263
New NASA research reveals that the giant Martian shield volcano Arsia Mons produced one new lava flow at its summit every 1 to 3 million years during the final peak of activity. The last volcanic activity there ceased about ...
Earth Sciences
Mar 20, 2017
7
1612
The Greek archipelago of Santorini consists of the remains of a powerful volcano. Members of the international IODP expedition "Hellenic Arc Volcanic Field" have now found evidence of one of the largest eruptions ever recorded ...
Earth Sciences
Jan 15, 2024
0
178
Like many who grew up in East Germany, Dr. Gert Lube always yearned to travel and explore different places. Ten years after the fall of the Berlin Wall, when he was a first-year geology student at the University of Greifswald, ...
Earth Sciences
Sep 25, 2020
0
234
A team of researchers with members from Singapore, the U.S., Thailand and Laos has concluded that the impact point of a meteorite that struck the Earth approximately 790,000 years ago lies buried beneath a volcanic field ...
The Earth's magnetic field permanently protects us from the charged particles and radiation that originate in the sun. This shield is produced by the geodynamo, the rapid motion of huge quantities of liquid iron alloy in ...
Earth Sciences
Mar 31, 2016
8
577
Adding crushed volcanic rock to cropland could play a key role in removing carbon from the air. In a field study, scientists at the University of California, Davis, and Cornell University found the technology stored carbon ...
Earth Sciences
Oct 24, 2023
20
349
It's becoming warmer on Earth. Temperatures during the period spanning 2001 to 2010, for example, were around 0.2 degrees Celsius higher than the previous decade. No serious scientist doubts that humans play a decisive role ...
Earth Sciences
Aug 24, 2017
210
194
For thousands of years, human beings have stared up at the sky and wondered about the Red Planet. Easily seen from Earth with the naked eye, ancient astronomers have charted its course across the heavens with regularity. ...
Space Exploration
Feb 26, 2015
2
60
They're born. They live once, erupting for a period that might last for days, years or decades. Then, they go dark and die.
Earth Sciences
Nov 3, 2021
2
842
