Each week, we scour the worlds of innovation, tech for good and social impact to bring you seven of our top stories…

1. Mexican street-food restaurant chain Wahaca will help customers understand the climate impact of their meals by adding carbon ratings to its menu.
2. Canary Wharf has made a ‘biodiversity deal’ with the Eden Project to make the financial and business district less of a concrete jungle and more of an urban forest.
3. The BBC reports that a group of UK institutions are going to build a prototype “brain” to control the largest radio telescope on Earth. The telescope will be comprised of 197 dishes – the so-called brain will help them work in harmony.
4. A new Snapchat lens teaches users American Sign Language using AI technology as a translator.
5. Free wooden bodyboards will be made available in popular UK surf spots to combat the use of low-quality polystyrene boards, which are often single use.
6. Tweets can be used to identify where disruption to food supplies could be resulting in localised shortages. These findings could be used to develop a low cost early warning system of food insufficiencies.
7. Origami-inspired robots carrying medications can travel through the digestive system, releasing the proper doses of drugs at the most effective sites.