Veritable shields against high-energy particles, planets' magnetic fields are produced by iron moving in their liquid core. Yet the dominant model for explaining this system does not fit the smallest celestial bodies. Researchers ...
General Physics
Jul 24, 2017
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2
A ripe apple falling from a tree has inspired Sir Isaac Newton to formulate a theory that describes the motion of objects subject to a force. Newton's equations of motion tell us that a moving body keeps on moving on a straight ...
Quantum Physics
Jun 1, 2017
6
1994
Our galaxy's gravitational field limits the accuracy of astrometric observations of distant objects. This is most apparent for objects that are obscured behind the central regions of the galaxy and the galactic plane, where ...
Astronomy
Feb 21, 2017
0
33
Physicists want to use ultracold gases in space to measure the Earth's gravitational field, to subject Einstein's Equivalence Principle to an accurate test, and also to detect gravitational waves. The first flight in a sounding ...
General Physics
Feb 2, 2017
0
16
Scientists from Queen Mary University of London (QMUL) are part of an international team that has discovered minute fluctuations in Saturn's gravitational field using several thousand images of the planet's moons obtained ...
Space Exploration
Nov 21, 2016
0
15
The mining, navigation, minerals exploration and environmental hydrology sectors are set to benefit from new University of Queensland research into quantum technology.
General Physics
Jun 9, 2016
0
22
A physical body might be able to cross a wormhole in spite of the extreme tidal forces, suggests a new study by Rubiera-Garcia, of Instituto de Astrofísica e Ciências do Espaço (IA), and his team. This result, published ...
Astronomy
Jun 8, 2016
20
254
The PhD student Margherita Bettinelli, of the Instituto de Astrofísica de Canarias (IAC) and the University of La Laguna (ULL), together with an international team of astrophysicists has recently discovered an unusual astronomical ...
Astronomy
May 31, 2016
0
221
A team of International astronomers, led by members of the Instituto de Astrofísica de Canarias, has measured for the first time the mass of an ultra-diffuse galaxy using the Gran Telescopio CANARIAS (GTC).
Astronomy
May 24, 2016
7
40
On May 4, 1976, NASA launched a cannonball-shaped satellite that transformed studies of Earth's shape, rotation and gravity field.
Space Exploration
May 5, 2016
0
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