Popular Science - Summer 2022

SUM ME R^ 202 2 YEARS ...

POPSCI.COM SUMMER 2022 Vol. 294, No. 2 POPULAR SCIENCE magazine (ISSN 161-7370) is published quarterly by Recurrent Ventures, 70 ...

ST AN H O RA CZ EK The story of us BY CORINNE IOZZIO I’VE BEEN somewhat dreading picking a theme for this issue, the 150th-anniv ...

batteries put new pressure on natural resources, even as they ease the old burdens of fossil fuel use. So the centerpiece of thi ...

WHEN ILLUMINATED by magenta and blue grow lights, Harpreet Sareen’s mini greenhouse looks like almost any other indoor gardening ...

actually phytoremediators,” he says. Sareen also realized that the same suction power that helps them cleanse the soil means the ...

WHEN METALS first entered West Asian and Eastern Mediterranean kitchens in the form of bronze knives and copper cauldrons, only ...

you don’t need to worry about ingesting it unless you’re still using older cookware, which was made with perfluorooctanoic acid, ...

WE’VE BEEN using metal to fine-tune our smiles since ancient times. In Egypt, archaeologists have found evidence of gold wires a ...

Its approach uses multiple molds to straighten grins in small doses, along with clear attachments that act much like brackets, K ...

ON ANY GIVEN WEEKDAY, the United States Mint can churn out almost 126.4 million pennies, nickels, dimes, quarters, 50-cent piece ...

allowing simulated dollars and cents to be drawn from a person’s virtual wallet and re-created in the recipient’s. A database th ...

IN THE 1920S, the National Lead Company released a kids’ coloring book to promote its array of vibrant, metal-filled paints. On ...

responsible for more than 400,000 deaths every year in the US. In 2022, sociologists and neuroscientists estimated in the journa ...

But that was far from the truth. Cities permitted industries and develop- ers to set up sites that made or recycled lead in low- ...

AS A HARD, shiny, and tough-to-melt bunch, metals are desirable as jew- elry, commodities, and occasionally nutrients. Despite t ...

Most transparent: Aluminum Make any material slender enough, and it will be see-through. Without that cheat, metals are generall ...

AT THE END of many sports tournaments and spelling bees, all the con- testants are honored for their effort—even the kid who sat ...

Counseling Center in Illinois. That lesson of celebrating the effort and not just the outcome remains important throughout a per ...

THE BATTERY PINCH: PART I STATE OF MINE After millions of dollars in environmental cleanup, Idaho’s cobalt hotspot is welcoming ...