Air pollution: Delhi schools asked to shift to hybrid classes for students up to class 9 and 11 amid GRAP-IV

Delhi schools are now required to adopt a hybrid learning model for students up to Class IX and XI, effective immediately. This directive, issued by the Directorate of Education, aligns with stricter ...
Nature

Science sleuths raise concerns about scores of bioengineering papers

Prominent bioengineer Ali Khademhosseini has so far corrected more than 40 of the papers in question, but critics say some ...

CBSE class 12 artificial intelligence sample paper with marking scheme 2025-26: Download PDF

CBSE Class 12 Artificial Intelligence Sample Paper 2025-26: CBSE has released model papers for all science subjects including ...

Can scientists detect life without knowing what it looks like? Research using machine learning offers a new way

LifeTracer is not a universal life detector. Rather, it provides a foundation for interpreting complex organic mixtures. The Bennu findings remind us that life-friendly chemistry may be widespread ...
Nature

This AI model ‘studied’ physics — and learnt to forecast extreme weather

Combining artificial intelligence with a conventional climate model can predict heatwaves faster than the standard model ...
IEEE

Empirical Validation of a Class of Ray-Based Fading Models

Abstract: As new wireless standards are developed, the use of higher operation frequencies comes in hand with new use cases and propagation effects that differ from the well-established state of the ...