The last two decades have seen substantial improvements in ultrasonic plastic-welding machines. Bench-top models feature proportional-valve controls, linear encoders, line-voltage regulation, internal ...

The Aadhaar PVC Card is a durable, credit-card-sized version of Aadhaar with enhanced security features. It can be ordered online for Rs 75 through the UIDAI website or M-Aadhaar Application. t ...

From the window of a plane, or the vantage point of a migrating bird, you’d be forgiven for mistaking the Campo de Dalías for an alpine snowfield or an errant polar ice floe. But here, on the southern ...