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Extreme heat can affect how well machines function, and the fact that many machines give off their own heat doesn’t help. AP Photo/Abdeljalil Bounhar

Machines can’t always take the heat − two engineers explain the physics behind how heat waves threaten everything from cars to computers

People aren’t the only ones harmed by heat waves. The hotter it gets, the harder it is for machines to keep their cool.
The number of days of extreme heat is set to increase in the years ahead. An active lifestyle can help reduce the impact on your health. (Shutterstock)

Can physical activity boost our resilience to rising temperatures?

Many heat-related health problems can be avoided by adopting a healthy, active lifestyle. But the younger generation is less active than previous generations, and therefore more vulnerable.

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