A phenomenon of quantum mechanics known as superposition can impact timekeeping in high-precision clocks, according to a theoretical study from Dartmouth College, Saint Anselm College and Santa Clara University.
General Physics
Oct 23, 2020
10
2275
What do Albert Einstein, the Global Positioning System (GPS), and a pair of stars 200,000 trillion miles from Earth have in common?
Astronomy
Oct 22, 2020
6
17384
An international team of researchers led by the Instituto de Astrofísica de Canarias (IAC) has measured, with unprecedented accuracy, the gravitational redshift of the Sun, a change in frequency of the lines in the solar ...
Astronomy
Oct 8, 2020
16
19921
Nobel physics laureate Roger Penrose on Tuesday said his late colleague Stephen Hawking richly deserved a share of the prize after the British scientists conducted pioneering research into black holes.
General Physics
Oct 6, 2020
3
192
A trio of scientists were awarded the Nobel Physics Prize on Tuesday for their research into black holes, some of the most mysterious objects in the universe that gobble stars like specks of dust.
Astronomy
Oct 6, 2020
80
159
While the world wants flashy quick fixes for everything, especially massive threats like the coronavirus and global warming, next week's Nobel Prizes remind us that in science, slow and steady pays off.
Other
Oct 3, 2020
6
167
Lasing—the emission of a collimated light beam of light with a well-defined wavelength (color) and phase—results from a self-organization process, in which a collection of emission centers synchronizes itself to produce ...
Optics & Photonics
Sep 11, 2020
3
1574
Classical phase transitions are governed by temperature. One of the most familiar examples is the phase transitions of water from solid to liquid to gas. However, other parameters govern phase transitions when temperatures ...
General Physics
Aug 10, 2020
0
74
Researchers have created a Bose-Einstein condensate with record speed, creating the fascinating phase of matter in about 100 femtoseconds. To get an idea of how quick that is, hundred femtoseconds compared to one second is ...
Quantum Physics
Jun 22, 2020
0
272
Bose-Einstein condensates are often described as the fifth state of matter: At extremely low temperatures, gas atoms behave like a single particle. The exact properties of these systems are notoriously difficult to study. ...
Quantum Physics
Jun 17, 2020
0
89
