Katherine Harmon Courage
Katherine Harmon Courage is a freelance science journalist and contributor for Scientific American. Her work has appeared in The New York Times, The Washington Post, NPR, Wired, The Best Science and Nature Writing anthology and elsewhere. She is the author of two books: Cultured: How Ancient Food Can Feed the Microbiome and Octopus! The Most Mysterious Creature in the Sea. You can follow her on Twitter at @KHCourage
Latest articles by Katherine Harmon Courage

The new, easy-to-take antivirals are now on pharmacy shelves. This is who they stand to help the most.


An epidemiologist on the health risks of the omicron variant, child care issues, and the unique pandemic struggles of working parents.

Yes, we can have clean energy and tortoises too.

Nurses were struggling even before the pandemic. We have the tools to change that.

48 million people provide unpaid care to their loved ones in the US. Here’s how to help them.


They reproduce without mating and are rapidly chewing through soil across the US. But there’s still a lot we don’t know about “jumping” worms.


The CDC says we can now drop our masks outdoors in some cases. Experts explain where we still need to keep them on.


It may still be a while. Here’s what parents can do in the meantime while their kids aren’t vaccinated and others are.


Covid-19 shots during pregnancy might also pass on protection against the virus to babies.


Toddlers and teenagers might have pretty different summers.
Most Popular
- The Supreme Court case that seeks to make everyone’s health insurance worse, explained
- A major Trump power grab just reached the Supreme Court
- The Supreme Court threatens to bring “Don’t Say Gay” to every classroom in America
- The controversial anti-poverty solution coming to public schools
- We’re on the verge of a universal allergy cure