Human skin stood up better to the sun before there were sunscreens and parasols – an anthropologist explains why

Our ancient ancestors didn’t have clothes or houses – but that constant exposure to the sun helped their skin protect itself from the worst sun damage.

Nina G. Jablonski, Evan Pugh University Professor of Anthropology, Penn State • conversation
Sept. 6, 2022 • ~9 min

Hot and getting hotter – 5 essential reads on high temps and human bodies

After the announcement of President Biden’s heat initiative, The Conversation revisits stories on high summer temperatures and human health.

Leah Samuel, Health + Equity Editor • conversation
Aug. 2, 2022 • ~6 min

What is earwax?

That brownish/yellowish gunk that comes out on your finger if you scratch deep inside your ear? It actually serves an important purpose in your body.

Henry Ou, Associate Professor of Otolaryngology, University of Washington • conversation
Feb. 7, 2022 • ~6 min

Poison ivy can work itchy evil on your skin – here's how

Two dermatologists explain the itchy and unpleasant allergic reaction this plant can cause in up to 90% of people who encounter it.

Marjorie Montanez-Wiscovich, Clinical Assistant Professor of Dermatology, University of Florida • conversation
Aug. 27, 2021 • ~8 min

Dynamic tattoos promise to warn wearers of health threats

Researchers are developing tattoo inks that do more than make pretty colors. Some can sense chemicals, temperature and UV radiation, setting the stage for tattoos that diagnose health problems.

Carson J Bruns, Assistant Professor, University of Colorado Boulder • conversation
Sept. 24, 2020 • ~8 min

Live bacteria spray is showing promise in treating childhood eczema

Can a naturally occurring skin microbe help millions who suffer from eczema?

Ian Myles, Head, Epithelial Therapeutics Unit, National Institute of Allergy and Infectious Diseases • conversation
Sept. 10, 2020 • ~7 min

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