11 January in history.

1922

Insulin saves a life. In Toronto, 14-year-old Leonard Thompson, who had diabetes, became the first person to be given an insulin injection. After the treatment was improved, he recovered, and insulin went on to save millions.

Wikipedia: Leonard Thompson (diabetic)

Photo: Mr Hyde at Czech Wikipedia ( Original text: moje foto ) / Wikimedia Commons (Public domain)

More from 11 January

1. 

   1787

   Two moons of Uranus

   Astronomer William Herschel discovered two moons circling Uranus. His son John later named them Titania and Oberon.

   Wikipedia: William HerschelWikipedia: Titania (moon)Wikipedia: Oberon (moon)

   Photo: zelario12 / Wikimedia Commons (CC BY-SA 2.0)

2. 

   1935

   Amelia Earhart crosses the Pacific

   Amelia Earhart flew alone from Hawaii to California, the first person ever to make that flight solo.

   Wikipedia: Amelia Earhart

   Photo: Underwood & Underwood (active 1880 – c. 1950) [1] / Wikimedia Commons (Public domain)

3. 

   1964

   A landmark report on smoking

   The U.S. Surgeon General, Luther Terry, published Smoking and Health, a report that officially linked smoking to serious illness.

   Wikipedia: Smoking and HealthWikipedia: Luther Terry

   Photo: Unknown author / Wikimedia Commons (Public domain)

4. 

   1986

   Brisbane's Gateway Bridge opens

   The Gateway Bridge in Brisbane, Australia, opened as the largest bridge of its type in the world, a single box of prestressed concrete.

   Wikipedia: Sir Leo Hielscher BridgesWikipedia: Brisbane

   Photo: en:User:Gaz~enwiki / Wikimedia Commons (CC BY-SA 3.0)

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