Burger King turns 70 this year. Photos show how the chain has evolved.

Tech Insider
burger king
A Burger King restaurant in 1982.

Bernard CHARLON/Gamma-Rapho/Getty Images

I tried the biggest burgers at 5 fast-food chains and my favorite tasted fresh off the grill

Tech Insider
fast food biggest burgers
I tried the biggest burgers at McDonald's, Wendy's, Burger King, In-N-Out, and Shake Shack.

Erin McDowell/Business Insider; NYC Russ/Shutterstock; Savvapanf Photo/Shutterstock; rafapress/Shutterstock

I ranked 12 fast-food double cheeseburgers from worst to best, and my favorite was also one of the cheapest

Tech Insider
Double cheeseburgers from In-N-Out. Cook Out, and Sonic.
Double cheeseburgers from In-N-Out. Cook Out, and Sonic.

Erin McDowell/Business Insider; Drew Angerer/Getty Images; Don & Melinda Crawford/Education Images/Universal Images Group/Getty Images

People are really annoyed about the price of fast food

Tech Insider : Economy
McDonald's happy meal frowning
Fast food is pricey now.

McDonald's, Tyler Le/BI

Fast-food franchisees in California fear they'll lose customers to Chili's and Applebee's as prices soar over $20 wage

Tech Insider
Signs for casual dining and fast food restaurants are seen along U.S Route 11 in Bloomsburg PA
Fast-food franchisees in California are raising prices to offset the state's new $20 wage.

Paul Weaver/SOPA Images/LightRocket via Getty Images

A major Burger King franchisee in California says he can't roll out order kiosks fast enough due to the state's new $20 fast-food minimum wage

Tech Insider
The Burger King logo is seen at its fast food restaurant branch in Danville, Pennsylvania
Restaurants are putting up prices, cutting staff's hours, and turning to tech to offset the new minimum wage for fast-food workers.

Paul Weaver/SOPA Images/LightRocket via Getty Images

Fast-food chains like Burger King, Shake Shack, and KFC are doubling down on digital order kiosks — but watch out, you'll probably end up spending more

Tech Insider
Illustration of a dollar sign hovering over a kiosk.
Kiosks are becoming ubiquitous at fast-food locations across the US.

Golden Sikorka/Getty Images; Jenny Chang-Rodriguez/BI

Manhattan condo owner sues a NY Burger King for $15 mil, accusing the franchise of allowing an 'open air drug bazaar'

Tech Insider
The logo of Burger King at a branch in England.
The logo of Burger King at a branch in England.

Matt Cardy/Getty Images

I ranked 6 fast-food fish sandwiches from Popeyes, McDonald's, Wendy's, and Burger King. My favorite was spicy.

Tech Insider
the author holding a fish dandwich and a close up of a fish sandwich
McDonald's famous Filet-O-Fish sandwich ranked highly thanks to its flavorful tartar sauce, but Popeyes' spicy fish sandwich took the win.

Erin McDowell/Business Insider

We compared Burger King restaurants in the UK and the US. We noticed a few key differences but still see why it's an international hit.

Tech Insider
burger king comparison
Business Insider reporters located in the UK and the US compared popular Burger King menu items, restaurant designs, and the overall experience.

Erin McDowell/Business Insider; Mikhaila Friel/Business Insider

Subscribe to burger-king