Soon afterward he switched to Science Digest, where he worked from 1956-1959.
Science Digest also reported, "common pond scum would soon become the world's most important agricultural crop."
He received the award for best scholar in the field of education economics from Science Digest in 2011.
Science Digest, in 1978, mentions their "attempts to handle inquiries from a world-wide membership".
"Black kings of ancient America", Science Digest, 74-77 and 122.
Back in 1966, the editor of Science Digest asked if I would do a small item for him.
Science Digest was first published in January 1937.
After the war, he became an associate editor for Science Digest; the job inspired him to become a full-time writer.
A 1942 issue of Science Digest announced a patent for the "photographic typewriter."
Downs wrote a column for Science Digest during the 1960s.