The cashless taxi system that's reducing Rwanda's traffic accidents

Substitutes for city parking requirements are becoming increasingly popular throughout the United States. Rather than using off-street parking, many housing developers now provide residents with alternatives that promote reduced driving. This method is better for the environment and lowers the cost of housing in urban areas.

Refugees often find cold cash far more helpful than bags of rice or other products foundations provide. Iris scanners can make identity verification much easier for refugees to access money that is distributed to them at banks.

The technology world, plagued by a lack of privacy and security, is looking for solutions. To increase trustworthiness of computers, transactions, and pretty much anything online, blockchain is being used all around the world. While blockchain was first used by the cryptocurrency Bitcoin, it is now being used in such diverse ways as to track business products, trade in the stock market, and support musical collaboration. Blockchain's applications are continuing to grow and spread.

For patients with tuberculosis, it is vital that they take their medicine consistently and on schedule, even after they are no longer contagious, which can be time consuming and expensive for public health departments to manage. Teleconferencing has helped people remember to take their medications, even during a disaster like Hurricane Harvey.

Radar, lidar, and sensors guide the world’s first autonomous tram across Potsdam. While not yet commercially viable, the tram is an advancement in driverless technology. It can respond to road hazards faster than a human and runs on energy from wind and solar.

Prescription drug mointoring programs provide a doctor with information about a patient’s prescriptions and—in some states—drug-related hospitalizations and arrests. With this tool, doctors are better able to identify drug-seeking behavior and intervene with at risk patients.

In the Navajo Nation, more than 70 percent of local income leaves the tribal area, but one effort is helping native-owned businesses expand their reach. Change Labs, a business incubator, helped birth Rez Rising, an app that helps people find and shop with native-owned businesses, which often find obstacles to entrepreneurship like listing a physical address or operating a website.

An ophthalmologist has created a smartphone application that allows not just doctors, but also non-specialists such as teachers, to conduct eye tests. The application helps those living in remote areas to access a service they otherwise may not be able to get and also allows for the few ophthalmologists who live in the area to only see the cases that are deemed necessary.

A pilot project in several American cities has provided a large amount of data on how residents use streets where vehicular traffic is restricted. The initiative tested out ways to calm traffic, provide space for families to convene and exercise, and provide safer bike lanes. A transportation analysis firm was able to provide detailed analysis for how each city responded to the changes, opening up ways for governments to "implement the best project for that specific need and measure against those goals."

Singapore's aggressive pandemic response in conjunction with strict university rules has helped keep campuses free of COVID-19 cases so far. As a country, free testing and medical care has ensured that positive cases can be isolated quickly, while at the university level, the use of technology, zoning rules, and penalties for those who do not comply have worked to safeguard public health.