(Phys.org)—Twin NASA probes orbiting Earth's moon have generated the highest resolution gravity field map of any celestial body.
Space Exploration
Dec 5, 2012
8
0
Three hundred miles off the southeastern coast of Africa, Madagascar is a land of mystery. There is such a rich diversity of vertebrates found only on the island that is so unlike anything seen elsewhere in the world that ...
For hundreds of millions of years, Earth's climate has remained on a fairly even keel, with some dramatic exceptions: Around 80 million years ago, the planet's temperature plummeted, along with carbon dioxide levels in the ...
Earth Sciences
Apr 19, 2016
23
114
Earthquakes and volcanism occur as a result of plate tectonics. The movement of tectonic plates themselves is largely driven by the process known as subduction. The question of how new active subduction zones come into being, ...
Earth Sciences
Apr 19, 2023
0
236
A strong earthquake jolted Indonesia's holiday island of Bali early on Thursday, but no tsunami warning was issued.
Environment
Mar 18, 2020
0
91
It is well known that the surface of our planet is made up of a number of tectonic plates that are much like a massive global jigsaw puzzle. These plates move constantly and are always in contact with each other. When that ...
Earth Sciences
Mar 17, 2011
4
0
The rocks at the surface of the modern Earth are broadly divided into two types: felsic and mafic. Felsic rocks are generally relatively low density—for a rock—and light in color because they are made from whitish minerals ...
Earth Sciences
Jun 18, 2020
0
37
(Phys.org) —Two planetary researches, one from Hampton University and the National Institute of Aerospace, the other from Louisiana State University, have published a paper in the journal Nature suggesting that for a period ...
Scientists have found a key indicator in determining whether the presence of carbon, found in the Earth's mantle, is derived from continental crust - a step toward better understanding the history of crustal formation on ...
Earth Sciences
Nov 9, 2016
0
411
(PhysOrg.com) -- Venus Express has charted the first map of Venus's southern hemisphere at infrared wavelengths. The new map hints that our neighbouring world may once have been more Earth-like, with both, a plate tectonics ...
Space Exploration
Jul 14, 2009
0
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