Abstract: Most synthetic aperture radar (SAR) automatic target recognition (ATR) methods can achieve good recognition results only under the closed-set assumption. However, in practical applications, ...

Chalkbeat Ideas is a new section featuring reported columns on the big ideas and debates shaping American schools. Sign up for the Ideas newsletter to follow our work. An obscure university report has ...

Undergraduate students across North America sat down on Saturday to write a grueling six-hour math exam, many of them unlikely to solve a single problem. The notoriously brutal William Lowell Putnam ...

UP LT Grade Teacher Question Paper 2025: The Uttar Pradesh Public Service Commission (UPPSC) has successfully conducted the UP LT Grade exam for Mathematics and Hindi on 06th December 2025 across the ...

The Mega Millions jackpot for Friday, Dec. 5, is an estimated $50 million. A ticket sold in New Jersey won the previous $90 million jackpot on Tuesday, Dec. 2. Mega Millions drawings are held every ...