Together, they also investigated meteoritic dust from deep sea sediments and from the Moon.
2.
How sodium gets to mesospheric heights is not yet well understood, but it is believed to be a combination of upward transport of sea salt and meteoritic dust.
3.
Left-handed amino acids and other chiral molecules, selected by the action of polarized radiation, could have been swept up and carried to earth on comets, meteoritic dust or asteroids.
4.
With his graduate student, Donald Brownlee, he was the first to use high-altitude aircraft ( e . g ., B52 s and U2 s ) to collect candidate meteoritic dust particles.
मोबाइल