Abstract: High Frequency (HF) communication systems use radio waves at frequencies in the range of 3-30 MHz propagating in the form of skywave with the help of the ionosphere. For emergency ...

These contact details are only for journalists wishing to contact the BBC with enquiries. For all other queries please see the BBC Contact page. LZ – Laura Zetterberg – [email protected] ...

These contact details are only for journalists wishing to contact the BBC with enquiries. For all other queries please see the BBC Contact page.

Man Utd boss Ruben Amorim has agreed to let Joshua Zirkzee leave Old Trafford in the January transfer window, according to reports. After achieving their first back-to-back wins under Amorim last ...

Kelly McBride is the NPR Public Editor, the public's representative to NPR. She serves as an independent voice on questions raised by listeners and readers of news broadcast and published by NPR. You ...

Pakistan Cricket Board and its Anti Corruption Unit are in the process of reviewing reports regarding the alleged involvement of cricketer Hasan Raza in Corrupt Conduct as reported in a programme of ...

It's the fourth biggest killer in the UK - but would you be aware of the signs if you - or a loved one - were having a stroke?

Amb Waheed Ahmad (Former Diplomat): Deputy Prime Minister Ishaq Dar has held telephonic conversation with Egyptian Foreign Minister on the current situation in Gaza after Hamas agrees to Trump’s peace ...