Dhiraj Sinha

The author is a Postdoctoral Research Associate at the Massachusetts Institute of Technology. He holds a doctorate in electrical engineering from the University of Cambridge, UK. His expertise is in the field of sensors, microsystems and antennas.

Articles By Dhiraj Sinha

An Expert Explains: Is PM Narendra Modi correct in his statement about Radar?

Recently, there was a controversy about a statement made by Prime Minister Narendra Modi, ostensibly making a connection between cloud cover and the efficiency of Radar. Here are some facts from science.

An Expert Explains: Why hacking EVMs are tough and defy science

For wireless hacking on large scale, the hackers would need to invest millions, involve the authorities and manufacturers, use an ultra-small transceiver circuit. Even then, the antenna would stick out as evidence.