Home life
General home
- Aerosol cans: Why are aerosols freezing cold when they shoot from the can?
- Air conditioners: Do they really work like refrigerators?
- Dehumidifiers: Why is it a good idea to reduce the moisture in your home?
- Electric showers: If electricity and water don't mix, why is a shower safe to use?
- Electric toothbrushes: Why are they more effective than manual ones?
- Energy-saving fluorescent lamps: How do they save energy? Why are they colored white?
- Heat-reflecting (low-E) windows: How can the glass in your home keep you warm?
- HEPA filters: What's the best way to trap dust and dirt?
- Induction cooktops: Can you really cook food with magnetism?
- Insulation: How can you save money on heating and help the planet too?
- Intruder (burglar) alarms: What sets off the alarm when a burglar hits your home?
- Locks: How does a lock work? Why are some locks more secure than others?
- Memory foam mattresses: Why is a hi-tech space mattress like a bed of nails?
- Photocatalytic air purifiers: How can you use light to clean air?
- Pianos: Why is a piano really a string instrument?
- Remote control: How can you change TV channels at the speed of light?
- Roomba robot vacuum cleaners: Why waste time with the vacuum when a robot can clean your home?
- Self-cleaning windows: Can windows really clean themselves?
- Sewing machines: How can a machine stitch clothes like a human?
- Smart homes: How does a computer-controlled smart home really work?
- Smart windows: Will electrically darkening windows make curtains and blinds obsolete?
- Smoke detectors: Why are there two different kinds and how do they work?
- Television: Why were old-style TVs so big and bulky?
- Television (3D): Do you really have to wear red-blue glasses to watch TV in 3D?
- Toilets: How does a toilet flush away things you'd prefer not to think about?
Kitchen
- Breadmaking machines: How can you cook a loaf automatically?
- Clothes washers (washing machines): How can a machine wash and dry clothes so quickly?
- Clothes dryers (tumble dryers): What's the secret of getting laundry dry? Can you dry outdoors on cold days?
- Coffee (pod) makers: Does coffee from single-serve machines taste any good?
- Detergents: How do soaps and detergents bust the dirt from your clothes?
- Dishwashers: What goes on when you close the door?
- Halogen cooking hobs: What is halogen and why does it cook faster?
- Kettles: Why does a kettle take so long to heat the water?
- Microfiber cleaning cloths: How can a cloth clean with nothing more than the physics of forces?
- Microwave ovens: Why is a microwave so much faster than a conventional cooker?
- Teflon® nonstick pans: What stops your egg sticking to the pan?
- Pasteurization: How can we make milk last longer with simple heat treatment?
- Refrigerators: If it's easy to heat things with electricity, but how do you keep them cool?
- Toasters: What goes on when you push down the bread?
- Vacuum cleaners: How can a machine suck the dirt from your carpets and furniture?
- Vacuum flasks: How can you keep drinks hot or cold with nothing but thin air?
- Water filters: How can we recycle water so it's clean enough to drink?
- Waterproof outdoor clothing: How can a coat be waterproof and breathable at the same time?