Uncategorized
- Animals
Risk of egg diseases may rush incubation
Bird eggs can catch infections through their shells, and that risk may be an overlooked factor in the puzzlingly early start of incubation.
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19342
In your article on experimental hints of a new subatomic particle, three values are quoted for a particular charge-parity violation, all with error bar. Given the large uncertainties in two of these, the three are undistinguishable. Yet you claim that they “don’t agree.” Does no one look at error bars any more? R.A. WilliamsLos Alamos, […]
- Physics
Particle decays hint at new matter
A surprising disagreement between particle-physics theory and a Japan-based research team's measurement of decay rates of matter and antimatter hints that unknown, heavy subatomic particles may exist.
