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CONTENTS FOR JANUARY 1949 VOLUME 180 NUMBER 1
THE ARRIVAL OF ACETYLENE by Herlert Yahraes
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acetylene acid Amateur Telescope amoebae amount animals antibiotic astronomers atmosphere atomic bombs Atomic Energy aureomycin auxin BINOCULARS blood cancer canyons carbon cells cent chemical complete Condon cosmic rays craters degrees Dennis Flanagan diameter disease earth Easter Island effect electrical electron engineers enzyme experiments eyepiece fact field fission Galileo glycine heat helium hormones human inch industry Institute investigation isotopes known Krakatoa laboratory lenses light liquid machine magnetic material mathematical ment mesons metal method miles million mirror molecules moon neutrons objects observed Oedipus operation optical organism oxygen particles penicillin photograph physical physicist plant possible Postpaid potassium problem produced radiation radio radioactive reactor result rocket Scientific American scientists social stars streptomycin substance telescope temperature theory thorium tion titanium tube University uranium virus waves X-ray York