Portrait of Karl Guthe Jansky

Birthday profile

Karl Guthe Jansky

Karl Guthe Jansky, American physicist and radio engineer (died 1950)

Born
October 22, 1904
Died
February 14, 1950
Zodiac sign
Libra
Birth year
1904

About Karl Guthe Jansky

Karl Guthe Jansky was an American physicist and radio engineer who in April 1933 first announced his discovery of radio waves emanating from the Milky Way in the constellation Sagittarius. An amateur astronomer, he is considered one of the founding figures of radio astronomy. Had Jansky not died at a very early age, he would undoubtedly have been awarded the Nobel Prize. Karl Guthe Jansky (October 22, 1905 – February 14, 1950) was an American physicist and radio engineer who in April 1933 first announced his discovery of radio waves emanating from the Milky Way in the constellation Sagittarius. After recording signals from all directions for several months, Jansky eventually categorized them into three types of static: nearby thunderstorms, distant thunderstorms, and a faint static or "hiss" of unknown origin.

Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.

The world when Karl Guthe Jansky was born

Karl Guthe Jansky was born in 1904. The year snapshot below places that birthday in its cultural and historical setting: the music and films people were following, the headlines shaping public life, and the everyday prices families encountered.

Culture in 1904

  • Best-selling book"The Crossing" – Winston Churchill

Headlines and milestones

  • Major sports momentFirst Olympic Games in the Americas (St. Louis)
  • Top headlineRusso-Japanese War begins
  • Technology milestoneNew York subway opens
  • World population~1.64B

United States snapshot

  • U.S. leaderTheodore Roosevelt
  • U.S. population81.8M

1904 versus 2026

These figures put everyday life in Karl Guthe Jansky's birth year beside the site's latest United States snapshot.

Measure19042026
Population81.8M341 million

Sources and editorial standards

This profile combines a biographical source with structured birthday and historical context. Sources recorded for this profile: Wikipedia, Encyclopaedia Britannica, Library of Congress, Wikidata. See our editorial policy for sourcing, corrections, and review standards.

Read the source biography on Wikipedia. Wikipedia text is available under the Creative Commons Attribution-ShareAlike License.