There are two kinds of studies I really enjoy. 1. Some wildly unexpected result in a classic field. Rare. 2. Quantification of some phenomenon in greater detail, which confirms current understanding. Happens all the time. Love it the most.

Integrating indoor and outdoor nitrogen dioxide exposures in US homes nationally by ZIP code https://academic.oup.com/pnasnexus/article/4/12/pgaf341/8361964?login=false

Switching to electric stoves can dramatically cut indoor air pollution https://news.stanford.edu/stories/2025/12/gas-propane-stoves-nitrogen-dioxide-exposure-health-risks-switching-electric