Abstract: We study the dispersion characteristics of a rectangular waveguide grating for microwave amplifier applications. The Floquet theorem and an appropriate standing waves expansion is employed ...

The Mega Millions jackpot is $100 million for the Friday, May 9 drawing. The jackpot was last won on Friday, April 18, for $112 million. Mega Millions drawings occur every Tuesday and Friday at 11 ...

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U.S. Treasury Secretary Scott Bessent responded "who cares?" to news that the U.S. had lost its last top-notch credit rating. Bond markets might beg to differ. In today's deep dive, I discuss why ...

That’s exactly what the best drawing tablets in 2025 offer. These tablets are made with features that make drawing feel natural, almost like sketching on paper. With pressure-sensitive styluses ...

Image: Italy's Jannik Sinner continues his return on Thursday following a three-month doping ban and is in Italian Open quarter-final action Keep up to date with the schedule for the Italian Open ...

The Double Play is a feature that gives players in select locations another chance to match their Powerball numbers in a separate drawing. The Double Play drawing is held following the regular ...

The Powerball lottery jackpot continues to rise after one lucky winner in California won $515 million in the March 29 drawing. Is this your lucky night? Here are Saturday’s winning lottery ...

The Mega Millions jackpot is $110 million with a cash option of $49.4 million for the Tuesday, May 13, 2025 drawing. No one won the Friday, May 9 drawing. Drawings are held Tuesdays and Fridays at ...

GREENBELT, Md. — In a contentious court hearing on Friday, Trump administration attorneys argued before a federal judge in Maryland that they should be allowed to withhold information regarding ...