Killer sudoku is similar to the other levels in that each of the numbers 1-9 must fit into each 9-by-9 square. No number can ...

Getting there: Hawaiian Airlines, Jetstar and Qantas fly from Australia to Oahu, the main gateway to all the Hawaiian islands ...

With the electrification of society and the green transition, the need for efficient high-power electronic converters to support the electricity demand is at an all-time high. A key enabler is the ...

Get all three sports-related questions of varying difficulty (easy, medium and hard) and you claim the Herald hat-trick. Quiz ...

Maintaining brain health is just as important as caring for our bodies, especially as we grow older. Keeping the brain in ...

This paper presents a high-frequency modular medium-voltage AC (4160 VAC or 13.8 kVAC) to low-voltage DC (400 VDC) system that is scalable in order to be used for different scale microgrids. A 15 kW, ...

In a bizarre bid to promote the Xbox Series X, Microsoft is targeting customers still holding onto their discontinued Xbox 360s.

Dusk’s viral Memory Foam Hybrid Mattress feels like ‘sleeping on a marshmallow’ - now up to £200 off in the TikTok-famous sale!

Although it is based on Mary S. Lovell's biography of the Mitford family, this new drama "could easily be mistaken for a work of fiction", said Megan Bull in the Radio Times. The aristocratic ...

Today’s author, Charlie Ellis, a Program Manager on the Excel team, shares a spreadsheet he built in Excel for solving Sudoku puzzles. The spreadsheet can be found in the attachments at the bottom of ...