Charity

At first glance, building a drum machine that uses the heartbeats of children with congenital heart disease might be considered very poor taste. But Love Hultén and Teenage Engineering have created the CHD-4 to raise awareness of the condition.

Although pedal-powered boats do exist, most use either a propeller or flapping fins. Ben Kilner's one-off Jamima Paddleduck takes a different approach, with two rear paddles mounted on a bike frame – and the setup has some definite selling points.

The marketplace is pretty well served when it comes to clever hydration systems. But Hydrade, the newest player in the space, steps things up a notch offering solar power; a nifty sensor that knows if you're drinking from it or pouring it out and a sip-for-sip partnership with a major water charity.

Man's best friend is finally getting some architect-designed digs, courtesy of well-known firms, including Zaha Hadid Design and Studio Octopi. The dog shelters will be sold at auction to raise money for Britain's Blue Cross animal charity.

An anonymous cryptocurrency millionaire recently launched a fund to donate $86 million in Bitcoin to charity. One of the biggest donations so far is to MAPS, an organization working to turn MDMA into a legal PTSD treatment.

Every year, Los Angeles-based architecture firms build cat shelters to raise money for FixNation: a non-profit organization that aims to reduce stray cat populations through spaying and neutering. It's an opportunity to see architects have some fun with designs for a good cause.

​​In the developing world, aerial drones can do a lot of good. With this in mind, the Government of Malawi and UNICEF have established a drone testing corridor, which is reportedly the first of its kind anywhere in Africa.​

​​Pretty much all of us have them – the forgotten clothes that we never wear. They really should be sent to charity, if only we could remember to do so. That's why a group at Birmingham City University has created what it calls the "Internet of Clothes."

Tiny houses can be built pretty quickly, but the Tiny Task project barely left time for the paint to dry. A group of 10 people built the towable dwelling in just 72 hours before selling it and donating the proceeds to charity.

A new cooperation between the Red Cross and the Swiss Federal Institute of Technology will develop technological solutions that can be applied in conflict zones. The first project is an automated prosthetic foot.

Many people can't afford to buy decent bicycle parts when their old ones wear out. That's why One Street Components has announced a new project, which will allow partnering groups to make shift levers from materials including scrap aluminum and bottle caps.

Hello Hub is a solar-powered outdoor kiosk that features two touchscreen computers loaded with educational software, and an internet connection to help kids and adults in Nigeria learn and get online.