From Remarks on the new comet. In a letter from William Herschel to Charles Blagden

Caroline Herschel Claims Her Comet

Couching her petition in a mix of modesty and expertise, Herschel became the first woman to have a scientific paper read to the Royal Society of London.
John Tyndall's setup for measuring radiant heat absorption by gases

How 19th Century Scientists Predicted Global Warming

Today’s headlines make climate change seem like a recent discovery. But Eunice Newton Foote and others have been piecing it together for centuries.
An empty turtle shell

Turtle Shells: More Than Meets the Eye

Turtle shells evolved over time from earlier precursor structures.
Vintage engraving of the Dodo

Warty Pigeons, Dodos, Giant Tortoises, and More: The Extinct Wildlife of Mauritius

Newly discovered Dutch manuscripts describe the extinct wildlife of Mauritius Island.