Remarketing is a low-cost and effective advertising strategy — small-business owners share the 3 tips they swear by

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Headshot of Joe Karasin, who is wearing a navy and yellow stripped shirt with a white collar.
Joe Karasin, the CMO and owner of Karasin PPC.

Cortland Gillespie

How clean-air-tech companies are trying to change the way we breathe

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Man wearing glasses in white t-shirt holding an Air Shield Mini device
The Air Shield Mini is small and light — just 5 centimeters wide and weighing the same as a AA battery.

Air Shield Mini

Food production is accelerating the climate crisis, but AI and other emerging technologies could turn things around

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a knife slices some margarine from a tub
The UK-based firm Twig is bioengineering some of the ingredients found in margarine.

towfiqu ahamed/Getty Images

Network slicing can make 5G even more effective, but it introduces risk. Here's what you need to know to build a resilient network.

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YouTube ads aren't just for big companies — founders share 3 tips for using them to target customers and show off products

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Headshot of Chris Orzechowski, left, who is wearing a black polo and has his arms folded. On the right is Kenneth Burke who is wearing a a gray suit and glasses.
Chris Orzechowski, left, a marketing consultant who founded 100 Year Brand, and Kenneth Burke, the vice president of marketing for Text Request.

Bryn Fallon and Text Request

3 small-business owners share their best advice for hiring your first employees — and the biggest mistakes they made

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Photo of Tracy Green and Nancey Flowers-Harris wearing white blazers, zebra blouses, circular sunglasses, and gold hoops.
Tracy V. Green and Nancey Harris, the cofounders and CEOs of Vontélle Eyewear.

Felix Natal, Jr.

Could making jokes about the climate crisis make people take it seriously? These scientists think so.

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A man douses flames with a bucket of water
A man douses flames with a bucket of water as a wildfire called the Highland Fire burns through his property in Aguanga, California, on Monday.

Ethan Swope/Associated Press

4 ways an influx of IoT devices can create security concerns for 5G networks, and how to mitigate that risk

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3 tips for mastering niche-community marketing, according to small-business founders who used private Facebook groups to drive sales

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Headshot of Danish Soomro, right, who is wearing a black long-sleeve shirt with his hands folded. On the left, a photo of Laura Gatsos Young, who is wearing a black turtleneck, sitting on the arm of a green chair.
Danish Soomro, left, the founder of Visadb.io and Devi, and Laura Gatsos Young, a copywriting consultant.

Danish Soomro and Dana Castro, Three Crowns Studio

Amazon and Shopify sellers are using AI to save time, better understand their customers, and improve their profit margins

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Kaffe founder Robert Gomez sits on boxes in a warehouse
Robert Gomez runs a coffee accessories business called Kaffe.

Kaffe

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