Word: ilse
(lookup in dictionary)
(lookup stats)
Dates: during 1950-1959
Sort By: most recent first
(reverse)
Two electronic instrument-landing methods are already in practical use. One, ILS (InstrumentLanding System), projects into the sky a narrow beam of high-frequency radio waves. Slanting at a gentle angle, the beam forms a "glide path" which an airplane equipped with the proper instruments can follow down through the...
The snowy owls do no harm, never attack human beings, live almost entirely on rodents. Unaccustomed to civilization, they blunder into odd places. Last week for the first time the owls invaded Washington, perched on Government buildings, and swooped down to feed on the bothersome starlings. Five of the interlopers...