2019
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| | Search for Non-Ribonucleic Life | | Mindey | | Science: Extraterrestrial Life | | May 26 19 |
| | Search for Non-Ribonucleic Life, as a complement to SETI. | | Jun 11 19 |
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| | Pachydermic Piano | | Voice | | Product: Musical Instrument | | Mar 24 19 |
| | Prefabricated piano provokes playful prancing | | Mar 27 19 |
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| | Bright Lights, Big ET | | theircompetitor | | Science: Space | | Mar 11 04 |
| | So long as we're turning the lights on and off, might as well say something | | Mar 18 19 |
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| | an impregnable wall | | el dueno | | Public: Architecture | | Jan 15 19 |
| | A only solution | | Jan 15 19 |
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| | Bagel Plates | | bob | | Product: Dish: Plate | | Dec 31 18 |
| | | | Jan 04 19 |
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| | Autoimmune Replacement Therapy | | Skewed | | Science: Health: Surgery | | Dec 11 18 |
| | Replace the bone marrow | | Jan 03 19 |
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2018
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| | OrwellWorld | | 8th of 7 | | Culture: Theme Park: Book | | Dec 25 18 |
| | A very dark place ... | | Dec 27 18 |
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| | On the Origin of Modern Mentalities | | Vernon | | Science: Health: Mental | | Apr 09 11 |
| | Feral baby + critical mass of ideas = Modern Mind | | Mar 22 18 |
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| | Fat man on a bridge ammunition | | calum | | Product: Weapon: Gun: Ammunition | | Mar 10 18 |
| | | | Mar 14 18 |
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| | cooling headphones | | beanangel | | Culture: Music: Feature | | Oct 14 17 |
| | over the ear headphones can become warm. A peltier effect cooler could cool the cups, and I am unconcerned with slight warming at the exterior. | | Mar 11 18 |
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| | Analysis of Names | | Vernon | | Sport: Team | | Feb 22 18 |
| | Does anyone know why certain possible team-names are not used? | | Feb 25 18 |
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| | Cows That Eat Elephants | | xenzag | | Product: Food Dispenser | | Jul 19 13 |
| | make animal shaped hay bales | | Jan 07 18 |
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2017
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| | Hi-vis for elephants | | 8th of 7 | | Public: Ecology: Fauna | | Dec 03 17 |
| | Cheap and effective. | | Dec 04 17 |
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| | Sensory Deprivation Sculpturarium | | FlyingToaster | | Culture: Art: Sculpture | | Oct 29 17 |
| | A pitched-black, sound-dampened room, in which are placed tactile sculptures. | | Nov 02 17 |
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| | White Elephantogram | | MaxwellBuchanan | | Product: Greeting Card | | Jul 29 17 |
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| | Self-raising house | | 8th of 7 | | Home: Moving | | Jul 20 17 |
| | Energy storage | | Jul 26 17 |
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| | Re-enact 1968 in Nantes | | pertinax | | Culture: Reenactment | | Jun 07 17 |
| | not what you probably think | | Jul 19 17 |
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| | Train Your Dog To Talk | | doctorremulac3 | | Computer: Smart Speaker | | Mar 24 17 |
| | Set up Alexa or other voice operated device to feed the dog when he growls at it correctly. | | Jun 05 17 |
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| | Flashlight | | FloridaManatee | | Product: Lightbulb | | Jun 03 04 |
| | Glow in the dark LED | | May 04 17 |
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| | Give Wild Elephants Smartphones | | notexactly | | Product: Cell Phone: Countermeasure | | Mar 28 17 |
| | Bring elephants into the 21st century | | Apr 01 17 |
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| | Nuevo Centralia, skinny new country | | not_morrison_rm | | Public: Country: Changing Borders | | Feb 03 17 |
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2016
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| | anti-ivory smuggling | | pydor | | Business: Smuggling | | Nov 21 06 |
| | colored tusks | | Dec 02 16 |
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| | Moore Slaw | | 8th of 7 | | Food: Salad | | Nov 13 16 |
| | Increasing value | | Nov 17 16 |
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| | Adjustable Hot Sauce | | Lottere | | Food: Spice: Hot Sauce | | Aug 25 09 |
| | | | Nov 16 16 |
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| | polylactic acid polymer mini huts as cheap housing | | beanangel | | Home: Architecture | | Sep 29 16 |
| | polylactic acid is a polymer that bacteria produce. These bacteria could be methanogens, suggesting that plentiful, cheap natural gas could be used to make polylactic acid. Then make costco-like mini huts from polylactic acid, creating ultra cheap housing | | Oct 07 16 |
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