Charles Darwin · every age

What was Charles Darwin doing at 30?

Boarded the Beagle at 22, published his big idea at 50

1. Aug 15, 1839

   Published his Journal of the Beagle voyage

   Later known as The Voyage of the Beagle. It made his name with the public.

   Source: en.wikipedia.org
2. Dec 1839

   First child, William, born

   He took notes on the baby's expressions for future research.

   Source: en.wikipedia.org

Portrait: Photo: Maull & Fox (c. 1854), public domain, via Wikimedia Commons · source