Our customers love it,” says Michael Schatzberg, the co-founder of a US restaurant group.
He is talking about using QR codes (quick response codes), a...
At first glance, the silicone wristband could be mistaken for one that tracks your heart rate when you are doing exercise.
However, the wearable technology,...
Early evidence suggests the variant of coronavirus that emerged in the UK may be more deadly, Prime Minister Boris Johnson said.
However, there remains huge...