Delhi's "feels like" temperature hit 51.3 degrees Celsius on Sunday, June 28, even though the thermometer read just 41.3 degrees Celsius. Here is what the heat index means, the simple maths behind the ...

Heat can be dangerous, but health experts say there are ways to manage the threat. Scorching temperatures, especially ...

We all hate the sticky feeling that hot, humid days bring. But what's the science behind why it makes us so uncomfortable?

It’s a budget-friendly option to reduce AC use, but it’s not sufficient on its own for extreme heat. If you live in an older ...

The metric of how hot the air actually feels has roots in a 1979 journal paper called “The Assessment of Sultriness.” By Andy Newman In recent days, you may have seen or heard many mentions of a ...

Whether a summer day is great or awful often comes down to the humidity.

Today's extreme heat for the World Cup match between Portugal and Croatia is expected exceed world soccer union guidelines ...

We asked an HVAC pro when, if ever, you should use both a humidifier and a dehumidifier—plus indicators of larger moisture issues.

Every time the UK experiences a heatwave, many ask the same question: why does the heat in Britain feel so unbearable when ...

An extreme heat watch has been issued for Mount Desert Island and surrounding areas. Dangerously hot conditions are expected ...

A Maryland startup is shipping the first commercial batches of Superwood, a densified timber that stops bullets, resists fire, and beats steel strength-to-weight. Here's the story.

During this week’s heat wave, only five locations in addition to police stations planned to remain open through the ...