Science Friday Science Friday and WNYC Studios

In a first, NASA's Curiosity rover has discovered pure sulfur on Mars. And, we revisit a conversation from 2015 about Alexander von Humboldt and Andrea Wulf's “The Invention of Nature,” which is our August book club pick.

As public figures promote raw milk, and sales increase, experts warn about the risks from pathogens like salmonella and avian flu.

Researchers developed a prototype of a space suit that could replace the high-absorbency diapers that astronauts wear on space walks. And, a bitcoin mine's cooling fans are so loud they rattle windows. Residents of Granbury, Texas, are having migraines, panic attacks, and hearing loss.

In her book, marine biologist Jasmin Graham writes about uplifting young scientists of color and why she pursues research outside of academia.

The panel raised concerns about the study’s methods and failure to address previous instances of research misconduct.

The foot-long meteor passed through the Earth’s atmosphere near the Statue of Liberty. Don’t worry, it was fine. Also, the follow-up to the 1996 movie “Twister” is a whirlwind of tornado science. A weather expert decodes its lingo—and real-life tornado trends.