How QR codes work and what makes them dangerous – a computer scientist explains
QR codes are visual patterns that store data smartphones can read. AP Photo/Vincent YuAmong the many changes brought about by...
TECHNOLOGY
High-tech contact lenses are straight out of science fiction — and may replace smartphones
A concept image showing a contact lens with digital and biometric implants. (Shutterstock)Contact lenses are the result of an accidental...
We’ve developed a hearing app that can screen people in rural areas
A cellphone based hearing test could be helpful in developing countries where screenings are needed. ShutterstockHearing loss is a major...
Lesson from a robot swarm: Change group behavior by talking one-on-one rather than getting on a soapbox
Persuading people one-on-one might be the best route to getting them to recognize better alternatives. Maskot via Getty ImagesYou find...
DNA-inspired ‘supercoiling’ fibres could make powerful artificial muscles for robots
ShutterstockThe double helix of DNA is one of the most iconic symbols in science. By imitating the structure of this...
Screwed over: how Apple and others are making it impossible to get a cheap and easy phone repair
ShutterstockIf Apple and other tech companies have their way, it will only become harder to have our phones and other...
‘Use this app twice daily’: how digital tools are revolutionising patient care
New electronic devices are being used by people of all ages to track activity, measure sleep and record nutrition. ShutterstockImagine...
How getting kids to make grocery lists and set the table can improve their vocabulary and willingness to learn
Children can help make grocery lists and confirm the parent has bought everything on the list. Antonio Diaz/iStock/Getty Images PlusReading,...
To protect our privacy and free speech, Canada needs to overhaul its approach to regulating online harms
Canada's proposed internet regulation measures focus almost exclusively on speech. (Shutterstock)In the wake of the leaks by Facebook whistleblower Frances...
Exit from coronavirus lockdowns – lessons from 6 countries
People, some wearing masks, enjoy a walk in a park in Rome as Italy, the first nation to impose a...
