By superimposing two laser fields of different strengths and frequency, the electron emission of metals can be measured and controlled precisely to a few attoseconds. Physicists from Friedrich-Alexander-Universität Erlangen-Nürnberg ...
Optics & Photonics
Apr 26, 2023
0
65
To understand how the repeated climatic shifts over the last 120,000 years may have influenced today's patterns of genetic diversity, a team of researchers led by City College of New York biologist Dr. Ana Carnaval developed ...
Ecology
Aug 29, 2014
0
0
Disc golf is booming, with record numbers of players turning up each year to partake in the disc-throwing sport. It is also whizzing and whistling. In fact, the sound a disc makes while soaring through the air toward its ...
General Physics
Dec 3, 2023
0
2
The enzyme nitrogenase is a biological catalyst that can reduce dinitrogen (N2) to ammonia in the presence of a suite of complex metallocofactors. However, the mechanistic details of the reaction remain scarce. In a new report ...
Irregular work schedules appear harmful to the well-being of cohabiting parents, a growing segment of the U.S. population, a study by Michigan State University researchers finds.
Social Sciences
Nov 11, 2010
1
0
As an alternative to the depletion of fossil resources, the reduction of CO2 emitted from fossil fuel combustion into valuable chemicals and fuel has drawn increasing attention. Due to the highly thermodynamic stability of ...
Materials Science
Nov 15, 2019
0
15
In California and seven other states, and Washington, D.C., some hourly workers, by law, have to be compensated if they report to work only to have their shift cut short. But some hourly workers may not be receiving this ...
Social Sciences
Feb 2, 2022
0
36
Performance-boosting drugs, powered prostheses and wearable computers are coming to an office near you—but experts warned in a new report Wednesday that too little thought has been given to the implications of a superhuman ...
Social Sciences
Nov 7, 2012
8
0
The whistle blows and the big game begins on TV. You watch the punted football sail over the field and into the arms of the opposing team—then the feed abruptly cuts out. The information blackout is apparently universal, ...
Materials Science
Jan 7, 2014
0
0
The reefs at Palmyra Atoll, a small outlying atoll in the equatorial Pacific Ocean, have been undergoing a shift from stony corals to systems dominated by corallimorphs, marine invertebrates that share traits with both anemones ...
Plants & Animals
Aug 10, 2021
0
391
