Listen up: The Popular Science 'Ask Us Anything' podcast is back

Science Announcements Listen up: The Popular Science'Ask Us Anything' podcast is back Breakthroughs, discoveries, and DIY tips sent every weekday. Why do we have toenails? How do airplane toilets actually work? For more than 150 years, has answered your questions--from the serious to the outlandish. Based on our wildly popular written series of the same name, the audio version features host Sarah Durn and the editors discussing everything from goose bumps to human composting.