Uncategorized
- Particle Physics
Protons contain intrinsic charm quarks, a new study suggests
The massive quarks — counterintuitively heavier than the proton itself — might carry about 0.6 percent of a proton’s momentum.
-
Two new books show how sexism still pervades astronomy
In A Portrait of the Scientist as a Young Woman and The Sky Is for Everyone, female astronomers recount how sexism has affected their careers.
- Physics
Spiraling footballs wobble at one of two specific frequencies
Researchers simulated the path of a flying football to study how pigskins wobble and why they drift sideways.
- Planetary Science
Asteroid impacts might have created some of Mars’ sand
Roughly a quarter of the Red Planet’s sand is spherical bits of glass forged in violent impacts, new observations reveal.
