A giant collision of several galaxy clusters, each containing hundreds of galaxies, has produced this spectacular panorama of shocks and energy. The collisions generated shock waves that set off a celestial fireworks display ...
Astronomy
Nov 7, 2017
14
312
In the wake of car- and truck-based attacks around the world, most recently in New York City, cities are scrambling to protect busy pedestrian areas and popular events. It's extremely difficult to prevent vehicles from being ...
Other
Nov 3, 2017
0
6
Today, CERN Control Centre operators announced good news, the Large Hadron Collider (LHC) has successfully met its production target for 2017, delivering more than 45 inverse femtobarns to the experiments.
General Physics
Oct 31, 2017
0
9
Two NASA teams want to deploy a highly compact, sensitive thermometer that could characterize comets and even assist in the redirection or possible destruction of an asteroid on a collision course with Earth.
Space Exploration
Oct 30, 2017
1
136
Even in ancient Greece, philosopher Aristotle tried to sum up all the ways that water can behave. Now, about 2,400 years later, two Imperial College London scientists, using laser-flash photography of microscopic droplet-particle ...
Condensed Matter
Oct 17, 2017
0
12
Today, the LHC is getting a taste of something unusual. For eight hours, the Large Hadron Collider is accelerating and colliding xenon nuclei, allowing the large LHC experiments, ATLAS, ALICE, CMS and LHCb, to record xenon ...
General Physics
Oct 13, 2017
3
42
Top quarks in the Large Hadron Collider (LHC) proton-proton collisions are predominantly produced in pairs, with one top quark and one top antiquark. In order to measure the production rates of top quark pairs, the ATLAS ...
General Physics
Oct 9, 2017
0
22
Ultrawideband millimeter-wave radar devices are promising as high precision sensors to monitor environments where vision is hindered due to clouds and fog for applications including automobile collision avoidance systems. ...
Computer Sciences
Sep 27, 2017
0
2
Particles emerging from even the lowest energy collisions of small deuterons with large heavy nuclei at the Relativistic Heavy Ion Collider (RHIC)—a U.S. Department of Energy Office of Science User Facility for nuclear ...
General Physics
Sep 18, 2017
0
131
Collisions between vehicles and wildlife cost California $276 million in 2016, up about 20 percent from the previous year, according to an annual report from the UC Davis Road Ecology Center.
Ecology
Sep 8, 2017
0
12
