On this day

3 January in history.

5 moments from 1938 to 2019: discovery, creativity and courage, each with a source to read more.

5 moments

The Chang’e-4 lander imaged by the Yutu-2 rover on the lunar far side. [1]

2019

Landing on the far side of the Moon. China's Chang'e 4 touched down gently on the side of the Moon we never see from Earth, a first for any spacecraft, and sent out its Yutu-2 rover to explore.

Wikipedia: Chang'e 4

Photo: CSNA/Siyu Zhang/ Kevin M. Gill / Wikimedia Commons (CC BY 2.0)

More from 3 January

  1. 1938

    The March of Dimes begins

    A new charity was set up in the United States to raise money for polio research. First called the National Foundation for Infantile Paralysis, it became known as the March of Dimes.

    Wikipedia: March of DimesWikipedia: Polio

  2. "Capitol Hill"

    1947

    Congress on television

    For the first time, the work of the United States Congress was shown on television.

    Wikipedia: United States Congress

    Photo: Martin Falbisoner / Wikimedia Commons (CC BY-SA 3.0)

  3. Hamilton Electric watch. This model used a Hamilton caliber 505 (Moving coil system, contact controlled)

    1957

    The first electric watch

    The Hamilton Watch Company introduced a wristwatch powered by a battery instead of a spring, the first electric watch.

    Wikipedia: Hamilton Watch CompanyWikipedia: Electric watch

    Photo: Ofbarea / Wikimedia Commons (Public domain)

  4. Logo of Bitcoin

    2009

    The first block of Bitcoin

    The person or group known as Satoshi Nakamoto created the very first block of the Bitcoin blockchain, starting the network.

    Wikipedia: BitcoinWikipedia: Satoshi Nakamoto

    Photo: Grayliptrot / Wikimedia Commons (Public domain)

Moments chosen for discovery, creativity and courage. Each one links to a source where you can read more; photos are credited to their owners.