A heat dome threatens the Fourth of July weekend with extreme temps and power strain

Tech Insider : Business, Travel
People try to stay cool during a heat wave in Manhattan on July 01, 2026 in New York City. New York City has issued an extreme heat warning as temperatures are expected to rise into the high 90s over the next few days, with a heat index over 100 degrees.
Temperatures are set to rise as a heat dome forms over parts of the US.

Spencer Platt/Getty Images

I'm an American living through the UK heat wave. My kids' school is canceled, and every room feels like a sauna.

Tech Insider : Travel, Business
Woman in UK heatwave
The author moved from the US to the UK and was unprepared for heat waves.

Courtesy of the author

Southwest Airlines blames the boiling summer heat for exploding soda cans that have injured 20 flight attendants

Tech Insider : Travel
Southwest Airlines planes
Southwest Airlines flight attendants are being attacked by exploding soda cans.

Kevin Dietsch/Getty Images

It's getting so hot, EMTs are putting overheated people in iced body bags

Tech Insider
A firefighter demonstrates a cold water immersion technique on a mannequin wrapped in a blue tarp
Phoenix Fire Captain John Prato demonstrates how emergency medical professionals can treat heat stroke with ice and a body bag.

Anita Snow/AP Photo

Extreme heat is already ruining summer travel — and it's only going to get worse

Tech Insider : Travel, Travel
Rescuers attending to an older woman.
Rescuers helping a woman affected by high temperatures at the Acropolis in Athens, Greece, on Wednesday.

Costas Baltas/Anadolu via Getty Images

Europe is almost out of local olive oil supplies as extreme weather takes a toll on harvests

Tech Insider
Spain produces roughly half of the world’s olive oil.
Spain produces roughly half of the world’s olive oil.

Insider

The safest place for some species of Florida coral? Land.

Tech Insider : Environment
A researcher stands in front of bleached coral samples preserved in water at a research site.
Temperatures off the Florida coast exceeded 100 degrees Fahrenheit in July, causing significant damage to nearby coral.

Maria Alejandra Cardona/Reuters

US postal workers say agency's productivity tracking and inconsistent training is life-threatening amid extreme heat

Tech Insider
A white truck bearing the USPS logo.
Earlier this year, Texas letter carrier Eugene Gates Jr. died on the job while the heat index was at 110 degrees.

Shannon Stapleton/Reuters

Texans are staying inside during record heat — and the state's economy could take a $9.5 billion hit from reduced business

Tech Insider : Economy
U.S. Veteran Bennie Earsle, 72, exits a store after buying a jug of water on June 10, 2022 in Houston, Texas.
U.S. Veteran Bennie Earsle, 72, exits a store after buying a jug of water on June 10, 2022 in Houston, Texas.

Brandon Bell/Getty Images

Climate change is the next mega-shock coming for markets and the economy, think tank says

Tech Insider : Climate Crisis, Economy
Heatwave Australia
A man sunbathes on rocks at a beach in Melbourne.

REUTERS/Mick Tsikas

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