How to cut queues at immigration – with maths

When going on holiday to a foreign country, there's one part of the journey that everybody dreads: border control. Everyone has to have their passport checked by an immigration official when entering a new country – and ...

ID card can learn lessons from history

(PhysOrg.com) -- Identity theft is increasingly prevalent in today's society, yet we have repeatedly failed to develop a reliable technology of identification to prevent misuse and forgery.

UN chief warns of 'point of no return' on climate change

U.N. Secretary-General Antonio Guterres said Sunday that the world's efforts to stop climate change have been "utterly inadequate" so far and there is a danger global warming could pass the "point of no return."

Post-pandemic food security

The COVID-19 pandemic has wrecked lives and wreaked havoc on economies around the world. Part of the problem has been our solution to disease. The measures, such as social, business, and educational lockdown and border controls ...

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