How it Works

Welcome To How It Works.

Here you can find out about how almost anything works! Ask anything, from how solar panels work to how the heart works and we'll our best to explain.

Please offer as much information as you can when asking a question.

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REECEYBOYX

thermal imaging

what (if any?) substance/material can obstruct a thermal imaging camera? how far through a building can they penetrate? can they pick up heat through solid concrete? as 'lead' obstructs x-rays can the...

lucyshandbag

how do i call a mobile abroad?

i need to get intouch with my nana who is in spain. i have tried phoning her mobile but nothing is happening. do i need to dail a code or something first?

Buxtonatered

light two way switching

how to wire light switching from room A to room B so as to turn light on in room A and off from room B

dyli795

Free View, no view?

Has anyone got trouble with their free view box the last day or so? We are in Lancashire (if that matters) and all the chanels are "no signal" except BBC1 and BBC2, It's driving us daft because we...

pippi longs

Spiders

How does a spider move without a spine?

VannaB

Green font

Why does my name come up in green font and no one elses seems to? ACtually, tell a lie, I've just seen someone elses in green too. But why?

mandybird02@

bathroom light

can anyone tell me why my bathroom light stays on even when I have switched it of

rudepuppy

Bluetooth

Hi, I've had an spvc500 phone for ages now and can't seem to send via bluetooth. what am I doing wrong? or what is the software to enable this?

aurora83

Flickering lights on Tube?

Why do the lights sometimes flicker in the carriages on the tube? I know it happens on the the district line and probably elsewhere. And on the same note, why do aircraft have to turn off the cabin...

kikimon

vaillant ecoplus boiler

Hi I got a vaillant ecoplus boiler with warm start and i was wondering if it is more economical to have that on or off. Thanks

bootcoot

direct shift gear box

how does a direct shift gear box work

hodge123

door

the display on my indesit we10 says door and does not work

gudgeon

bosch dishwasher

we havejust bought a bosch dishwasher but need to take the top off to get it to fit under the worktop anybody know how

feet

missing person

can i find where somone lives using a nationl insurance number

tali122

film approval oppressive censored regimes

the bbc , cnn , various media companies film news reports in oppressive censored regimes china , n korea etc, today the bbc had a feature on the high number of questionable executions in china(there...

VannaB

three star rating

This is possibly the wrong forum to ask, but I've just viewed a thread I've supplied with an answer and have seen 3 stars next to my name! How did I get those? What do they mean?