(PhysOrg.com) -- In the United States, ultrafast trading in financial markets between 2006 and 2011 was the underlying factor for over 18,000 extreme price changes, according to a new study. Neil Johnson, a professor in the ...
Brownian motion describes the random movement of particles in fluids, however, this revolutionary model only works when a fluid is static, or at equilibrium.
Mathematics
Mar 18, 2020
8
3525
The 2014 disappearance of Malaysia Airlines Flight MH370 remains ones of the biggest mysteries in aviation. More than $150 million has been spent so far to identify where the plane carrying 239 passengers crashed into the ...
General Physics
Apr 30, 2019
1
380
Deepfake videos are hard for untrained eyes to detect because they can be quite realistic. Whether used as personal weapons of revenge, to manipulate financial markets or to destabilize international relations, videos depicting ...
Machine learning & AI
Jun 26, 2019
0
0
Author, physicist and former editor, Mark Buchanan outlines technical issues with the global financial trading markets in a comment piece he has written for the journal Nature, where he suggests that more thought should be ...
(Phys.org) -- During the 20-year period from 1989 to 2008, 21% of of all stocks listed in US stock markets became bankrupt. Since bankruptcies affect many investors and have played a large role in the recent global financial ...
(PhysOrg.com) -- Since the early '90s, researchers have been developing simulations of financial markets with the goal to better understand market dynamics. While their models have improved since then to explain more features ...
A false tweet from a hacked account owned by the Associated Press (AP) in 2013 sent financial markets into a tailspin. The Dow Jones Industrial Average dropped 143.5 points and the Standard & Poor's 500 Index lost more than ...
Other
May 20, 2015
3
836
Limiting global warming to well below 2 degrees C requires a decarbonized world by 2050 at the latest, and a corresponding global transformation of the energy and land use systems of societies around the world. To achieve ...
Environment
Jan 20, 2020
8
1431
Three years ago, the stock price of the company GameStop soared over 1,625% in just a week. While it's been speculated the primary cause was unprecedented, organized action among Reddit users using a trading strategy known ...
