India's telecom regulator TRAI also proposed setting a 40% spectrum cap on the total spectrum available in the future auction ...

F OR SOLDIERS at the front, electromagnetic defences are as vital as air: invisible when present, and disastrous when not. In ...

"Chorus waves are now included in forecasting models that are designed to protect these satellites." Earth's magnetic field occasionally bursts into song — but these compositions are written with ...

Learn about the reflection of high-frequency signals in 5G communications and how impedance discontinuities can influence ...

After a month of winter, maximum temperatures in parts of Andhra Pradesh are rising towards 38°C, indicating an early onset ...

The OM System OM-3 is made in Vietnam and is available in black or silver. It is priced at £1699 / $1999 body-only in the UK and US, respectively, or £1999 with the M.Zuiko Digital ED 12-45mm F4.0 PRO ...