Physicists at the University of Vienna and the Austrian Academy of Sciences have achieved quantum teleportation over a record distance of 143 km. The experiment is a major step towards satellite-based quantum communication. ...
Quantum Physics
Sep 5, 2012
29
0
A large asteroid will safely zoom between Earth and the Moon on Saturday, a once-in-a-decade event that will be used as a training exercise for planetary defense efforts, according to the European Space Agency.
Space Exploration
Mar 25, 2023
0
1602
(AP) -- One of the world's most powerful telescopes opened its shutters for the first time Friday to begin exploring faint light from distant parts of the universe. The Gran Telescopio Canarias, a euro130 million ($185 million) ...
Astronomy
Jul 24, 2009
7
0
They come with eagle-eyed drones and high-precision instruments. Aided by satellites, they analyze gas emissions and the flows of molten rock. On the ground, they collect everything from the tiniest particles to "lava bombs" ...
Earth Sciences
Dec 2, 2021
1
450
A volcano on the Spanish island of La Palma that has been erupting for six weeks spewed greater quantities of ash from its main mouth Sunday, a day after producing its strongest earthquake to date.
Environment
Oct 31, 2021
0
105
A state-of-the-art telescope for detecting optical signatures of gravitational waves - built and operated by an international research collaboration, led by the University of Warwick - has been officially launched.
Astronomy
Jul 4, 2017
0
94
For the first time, a team of astronomers - including York University Professor Ray Jayawardhana - have measured the passing of a super-Earth in front of a bright, nearby Sun-like star using a ground-based telescope. The ...
Astronomy
Dec 1, 2014
0
0
Combining computer observations and simulations, a new model shows that the presence of neutrals in the gas facilitates the magnetic fields to penetrate through the surface of the Sun producing the spicules. In this study, ...
Space Exploration
Oct 13, 2017
18
151
(PhysOrg.com) -- This composite image shows the central region of the spiral galaxy NGC 4151. X-rays (blue) from the Chandra X-ray Observatory are combined with optical data (yellow) showing positively charged hydrogen (H ...
Astronomy
Dec 28, 2011
2
0
(Phys.org) —Can worldwide communication ever be fully secure? Quantum physicists believe they can provide secret keys using quantum cryptography via satellite. Unlike communication based on classical bits, quantum cryptography ...
Quantum Physics
Apr 3, 2013
3
0
