They exhibit remarkable sensitivity, wide dynamic range and robust performance that compares advantageously with conventional enzyme-linked immunosorbent assay (ELISA). ELISA is the most widely ...

Russia and other hostile states have become increasingly brazen in adopting “gray zone” attacks against Europe and the United States, leaving defense officials with a dilemma: How to respond ...

Al Jazeera’s Moath al-Kahlout, one of the few journalists in northern Gaza, has been to the scene of an Israeli attack. Hamas tells news agencies it has approved a list of 34 captives to be ...

Ever received a paper token from your next-door paan shop in lieu of a small change, which he would accept the next time you visit him? Imagine that token digitally, and that's your cryptocurrency.

As Bulgaria joined Europe's borderless travel zone on January 1st, Greeks have been freely flocking to the neighboring country, where petrol prices are cheaper, to fill up their tanks. Bulgaria, along ...