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HOW AIR PURIFIERS WORK
Issue 208
|How It Works UK
These filtration devices clean a room's air of particles that can make a person sick
Air purifiers work by constantly cycling the air in a room through their filters. As air enters, it’s cleaned of particles, gases and microbes that would otherwise end up being breathed into your lungs. These air filters can be especially beneficial devices for those who suffer from asthma or allergies. Removing allergens from a room before they're inhaled removes the
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المزيد من القصص من How It Works UK
How It Works UK
UNCANNY'S DANNY ROBINS
The creator and host of the BBC's Uncanny series tells us about his most chilling experiences while researching the show, and writing a ghost book for children
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Issue 208
How It Works UK
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A bird's proteinaceous plumage comes from the same source as our hair
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Issue 208
How It Works UK
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Scientists have used a neat chemistry trick to tackle a major challenge facing future batteries.
2 mins
Issue 208
How It Works UK
HOW AIR PURIFIERS WORK
These filtration devices clean a room's air of particles that can make a person sick
1 min
Issue 208
How It Works UK
Chinese scientists hunt for alien radio signals in a 'potentially habitable' star system
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2 mins
Issue 208
How It Works UK
WHAT HAPPENS WHEN WE DIE?
Our bodies are vessels for life, but in death they undergo a cascade of chemical and biological changes
3 mins
Issue 208
How It Works UK
WHY ARE KEYBOARDS QWERTY?
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1 min
Issue 208
How It Works UK
A 'quasi-moon' discovered in Earth orbit may have been hiding for decades
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1 mins
Issue 208
How It Works UK
WHAT'S AN ANTI-DRONE GUN?
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1 mins
Issue 208
How It Works UK
Dozens of mysterious blobs discovered inside Mars may be 'failed planets'
Giant impact structures, including the potential remains of ancient ‘protoplanets’, may be lurking deep beneath the surface of Mars.
2 mins
Issue 208
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