PDF for Mathematics from the official Uttarakhand Board website. Access chapter-wise details for Mathematics with the link to ...

Venus reaches its highest altitude above the eastern horizon in 2025 on Aug. 1. Venus will reach its highest altitude in the ...

For more than 150 years, the OJ 287 galaxy and its brightness variations five billion light years away has both puzzled and ...

Scripps scientists have contributed regional downscaled modeling, analysis, and organization to a series of California Climate Change Assessments. Besides providing a comprehensive assessment of ...