ADVANCE OF SCIENCE.

Manawatu Herald, Volume LIII, Issue 4870, 14 February 1933, Page 4

ADVANCE OF SCIENCE.

A YEAR’S ACHIEVEMENTS

The important advances made in every field of science during the year 1932 are placed in the following ten groups by “The Science News Letter”: — : 1. Discovery of the neutron, extensive research on cosmic rays, and successful attacks on the atomic nucleus.

2. Imminent development of vaccines protective against yellow and typhus fevers, and evidence that virus diseases are caused by non-living chemicals that attach to living matter. 3. Demonstration that tooth decay is caused by inadequate calcium, phosphorus, and vitamin D, and further discoveries of the nature of vitamins.

4. Continued discovery of hormones, including prolactin, an anterior pituitary principle controlling milk secretion, and a hormone uses fill in determining sex before birth.

5. Discovery of treasure tombs at Monte Algan, Mexico, exploration of an unknown Mayan city, and continued archaeological unearthing of ancient civilisations in the Old World. , 6. Increasing evidence for the antiquity of man on the North American continent, and new discoveries of ancient man in Eurasia and Africa.

7. The total eclipse of the sun in August, and the discovery of the asteroid or minor planet that eomes closest to earth.

S. Launching of the world’s largest ship, the Normandie, and the completion of the Soviet power plant, the Dnieprostroy.

9. Research in Arctic meteorology and geophysics was stimulated by the inauguration of the Second Polar Year.

10. Psychological testing methods found increasing industrial use under the stimulus of economic conditions and employment techniques.