In a moment when scientists were working to fashion a credible identity for themselves, they had to decide how much showmanship was too much.

In the late 19th century, Elizabeth Campbell helped her astronomer husband run the Lick Observatory and lead scientific eclipse-viewing expeditions.

Brazil's oldest natural history museum has burned down. The institution played a crucial part in creating Brazil's identity as a country.

Iran's nuclear program is in the news, again. But what's the backstory on how the country went nuclear in the first place?

If you're suffering from exhaustion, hallucination, or a coma, then you have Sir Thomas Browne, dead 335 years now, to thank.

Four new elements--113, 115, 117, and 118--have been added to the periodic table. But the search for new elements hasn't always been so systematic.