Temperatures near or above 100 degrees with a dangerous heat index are expected across the state through Saturday.

It’s been hot this summer. Searing, scorching, oppressively warm.

This summer has already been awfully hot in the southern Plains and the Gulf Coast. Now, a large portion of the U.S. will face a prolonged period of dangerous heat.

Temperatures will linger in the triple digits for parts of California, Oregon, Washington, Idaho and Montana this week, with little relief coming at night.

The study assigned subjects to one of two rooms: 68 degrees or a sweat-inducing 86 degrees. They played a computer game that can bring out the worst in human nature. What are the real-world lessons?

So yes, some people in India love their lassi so much that they mix up the drink in a washing machine! Heat researcher Gulrez Azhar says it's a healthful way to cope with summer heat.

Este verano ha sido sorprendentemente caliente. ¿Qué significa eso para las personas que sacan nuestra basura, limpian nuestro patio, entregan nuestro correo o recogen la comida que comemos? En una historia contada en colaboración con periodistas de TIME, Sofi Gratas de GPB explora lo que algunos empleadores están haciendo para mitigar el daño que el calor puede causar a los muchos trabajadores esenciales que no pueden escapar del calor peligroso.

This summer has been shockingly hot. What does that mean for the people who take out our trash, clean our yard, deliver our mail or pick the food we eat? In a story told in collaboration with reporters from TIME, GPB’s Sofi Gratas explores what some employers are doing to mitigate the damage heat can cause to the many essential workers who can't escape hazardous heat.

Many school districts are headed back to the classroom this week, with students also headed outside to practice sports as the summer heat poses a serious risk.

Hot summer temperatures can make you anxious and irritable and dull your thinking. Here's what researchers think is going on.

A historic heat wave that has gripped the U.S. Southwest throughout July, blasting residents and baking surfaces like brick, is beginning to abate with the late arrival of monsoon rains.

Extreme heat killed more people in the U.S. last year than hurricanes, floods, lightning or tornadoes. One expert says it doesn't have to be this way.

Lebron James' eldest son, Bronny James, collapsed earlier this week after experiencing a cardiac arrest while practicing at the University of Southern California. This news comes as thousands of student-athletes are preparing to return to practice. GPB's Orlando Montoya talked to The Mayo Clinic's Dr. Michael Ackerman about protecting your kids from sudden cardiac arrest and heatstroke.

Tuesday marks 26 consecutive days in Phoenix, Az. with a temperature over 110 degrees, and it doesn't look like it will let up any time soon.

A Columbus woman who told the Ledger-Enquirer she was without air conditioning in her Ashley Station apartment for 88 days finally has A/C.