In what may be either the most discreet or the most conspicuous of wearable electronics, a team of researchers led by Desheng Kong has developed a prototype stretchable stopwatch sticker that can be adhered to the back of a person's hand.
ScienceA new study paints pterosaurs as far cuddlier creatures than we might have thought. According to an international team of palaeontologists, pterosaurs were covered in no less than four different types of feathers, pushing back the origin of this bodily covering by about 70 million years.
ScienceAlthough you may sniff meat to see if it's OK to eat, doing so is a subjective method of detecting spoilage, as it's dependent on the sensitivity of your sense of smell. Scientists have now developed a more objective alternative, in the form of a gas sensor that communicates with your smartphone.