Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? In Andy Weir’s 2021 novel Project Hail Mary, the dimming of the sun by 5 to 10 ...

The threshold for survival in heat is lower than thought — researchers are using state-of-the-art climate chambers to explore when blistering conditions threaten life. In 2019, physiologist Ollie Jay ...

The story so far: Earlier in August, Iran recorded a scorching heat index of 70 degrees Celsius (°C) in the coastal part of the country, a metric at which survival of life is unfathomable, if not ...

A world-first study challenges our understanding of how humans cope with extreme heat. Owen Dillon's heart is pounding. Sweat is dripping down his neck, and he's feeling tired and weak. Inside the ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. It’s a sunny February morning and you turn on the TV to watch the ...

If you are living in one of many areas of the U.S. currently experiencing a heat wave, your outdoor thermometer may say it's in the 90s, but your local weather station tells you it feels like triple ...

The first time I saw a visible sign of how heat can affect flying was while boarding a flight in Louisiana: Fog was pouring from the vents inside the cabin. It was pretty alarming, but I eventually ...

Delhi, the Indian capital, has witnessed heightened heatwaves over the last few years, with temperatures rising to record levels. The all-time high temperature in Delhi is a matter of official records ...

Temperatures are continuing to drop, and as it gets colder, it's important to efficiently stay warm. Here's some affordable ...