A newly detected X-ray transient may reveal the first direct evidence of an intermediate-mass black hole consuming a white dwarf. A newly observed cosmic outburst is giving astronomers a rare glimpse ...

BEIJING, Feb. 20 (Xinhua) -- Chinese researchers have developed a novel model to explain the origin of an ultra-long gamma-ray burst (GRB), challenging the conventional understanding of these violent ...

The Top 50 MCQs of the CBSE Class 12 Physics Exam 2026 are carefully selected to help students strengthen conceptual clarity, improve accuracy, and score high in the upcoming board examination. The ...

ISC Class 12 Specimen Papers 2026 are an essential resource for students appearing in the CISCE Board Examination. The ISC Class 12 board exams are going to be conducted from today, 12 February 2026, ...

The Central Board of Secondary Education (CBSE) has rolled out a series of structural changes for the 2026 board examinations, impacting both Class 10 and Class 12 students. The reforms span three key ...

Under OSM, answer scripts are scanned, digitised and uploaded to a template where teachers mark responses on screen, with the system automatically compiling scores Hyderabad: The CBSE has announced ...

The Central Board of Secondary Education (CBSE) on Tuesday announced the introduction of on-screen marking (OSM) for the evaluation of Class 12 board examinations, scheduled to begin on February 17.

Ray Optics often overwhelms Class 12 students due to formulas and sign conventions. An expert board examiner explains why rote learning fails and how visual thinking, ray diagrams, and conceptual ...

The Central Board of Secondary Education (CBSE) has announced the introduction of On-Screen Marking (OSM) system for the evaluation of Class 12 answer books from the upcoming 2026 board examinations, ...

Dhurandhar Part 2 teaser suggests that the Aditya Dhar directed film will take the story of Ranveer Singh's Hamza Ali Mazari / Jaskirat Singh Rangi forward When the teaser for Dhurandhar part 1 was ...

ISC Class 12 Competency Focused Questions 2026, released by the CISCE Board, are essential for board exam preparation. With exams scheduled from February 12 to April 6, 2026, students should practise ...

A team of engineers and scientists has shown for the first time that a hard-X-ray cavity can provide net X-ray gain, with X-ray pulses being circulated between crystal mirrors and amplified in the ...