资讯

symmetry magazine9 天
Ever-changing universe revealed in first imagery from NSF-DOE Vera C. Rubin Observatory
The NSF-DOE Vera C. Rubin Observatory, a major new scientific facility jointly funded by the US National Science Foundation ...
Symmetry Magazine9 年
The neutrino turns 60 - symmetry magazine
Solving the next neutrino mystery In the 1960s, a new mystery involving the neutrino began—this time in a gold mine in South Dakota. Ray Davis, a nuclear chemist at the DOE’s Brookhaven National ...
Symmetry Magazine9 年
The Standard Model of Particle Physics | symmetry magazine
The Standard Model is a kind of periodic table of the elements for particle physics. But instead of listing the chemical elements, it lists the fundamental particles that make up the atoms that make ...
Symmetry Magazine4 年
The status of supersymmetry | symmetry magazine
The Standard Model of particle physics is both fantastically successful and glaringly incomplete. Its predictions have pieced together many of the known features of the universe and guided physicists ...
Symmetry Magazine5 年
Vera Rubin, giant of astronomy - symmetry magazine
The Large Synoptic Survey Telescope, a flagship astronomy and astrophysics project currently under construction on a mountaintop in Chile, will be named for astronomer Vera Rubin, a key figure in the ...
Symmetry Magazine6 年
Five mysteries the Standard Model can’t explain - symmetry magazine
The Standard Model is a thing of beauty. It is the most rigorous theory of particle physics, incredibly precise and accurate in its predictions. It mathematically lays out the 17 building blocks of ...
symmetry magazine16 天
What’s next for European physics?
Next week, physicists will meet in Venice to discuss the future of European particle physics research. Early in his career, ...
Symmetry Magazine11 年
Four things you might not know about dark matter
At this moment, several experiments are on the hunt for dark matter. But scientists actually discovered its existence decades ago. In the 1930s, astrophysicist Fritz Zwicky was observing the rotations ...
Symmetry Magazine1 年
Science fiction inspires a new astrophysics university class
In the beginning, a spaceship called the Yggdrasil is sailing through the cosmos to find a new home for its long-term inhabitants. Suddenly, the ship is hit by a stray asteroid, damaging the hydrogen ...
Symmetry Magazine9 年
Is the neutrino its own antiparticle? - symmetry magazine
The matter-antimatter imbalance Whether neutrino masses were zero remained a mystery until 1998, when the Super-Kamiokande and SNO experiments found they do indeed have very small masses—an ...
Symmetry Magazine8 年
The deconstructed Standard Model equation - symmetry magazine
The Standard Model of particle physics is often visualized as a table, similar to the periodic table of elements, and used to describe particle properties, such as mass, charge and spin. The table is ...
Symmetry Magazine5 年
What we know about dark matter - symmetry magazine
3. It all adds up to 85%. Amazingly, despite being unclear on precisely what dark matter is, astrophysicists do know pretty well how much of it there is—which is why we can say that it accounts for 85 ...