Neutrinos come in three flavours made up of a mix of three neutrino masses. While the differences between the masses are known, little information was available about the mass of the lightest species until now.
General Physics
Aug 22, 2019
13
1480
Almost a quarter of the universe stands literally in the shadows. According to cosmologists' theories, 25.8% of it is made up of dark matter, whose presence is signaled essentially only by its gravitational pull. What this ...
General Physics
Aug 21, 2019
67
2059
An international collaboration including scientists at the Department of Energy's (DOE's) Oak Ridge National Laboratory (ORNL) solved a 50-year-old puzzle that explains why beta decays of atomic nuclei are slower than what ...
General Physics
Mar 11, 2019
2
1001
Scholars from USC and other leading universities conclude that rules on the books to increase fuel economy for passenger vehicles will do more good than harm, contradicting claims by the Trump administration as it seeks to ...
Environment
Dec 6, 2018
48
87
In a new study, researchers at Northwestern, Harvard and Yale universities examined the shape of an electron's charge with unprecedented precision to confirm that it is perfectly spherical. A slightly squashed charge could ...
General Physics
Oct 17, 2018
30
1080
A team of researchers at Penn State University has found new evidence that suggests some particles detected in Antarctica do not fit the Standard Model. They have written a paper outlining their arguments and have posted ...
A new result from the Q-weak experiment at the Department of Energy's Thomas Jefferson National Accelerator Facility provides a precision test of the weak force, one of four fundamental forces in nature. This result, published ...
General Physics
May 9, 2018
0
346
When the Universe arose some 13.7 billion years ago, the Big Bang generated matter and antimatter particles in mirroring pairs. So the reigning physics theory goes.
General Physics
Apr 4, 2018
45
638
What if the odds of an event occurring were about one in ten billion? This is the case for the decay of a positively charged particle known as a kaon into another positively charged particle called a pion and a neutrino–antineutrino ...
General Physics
Mar 27, 2018
1
701
In a 17-mile circular tunnel underneath the border between France and Switzerland, an international collaboration of scientists runs experiments using the world's most advanced scientific instrument, the Large Hadron Collider ...
General Physics
Feb 1, 2018
9
996
