Teachers can use differing interpretations of historical events to help students move from memorizing events to analyzing and ...

A big new study, with researchers from Harvard and CREA, just uncovered something troubling about Delhi’s air: almost a third ...

Around one-third of Delhi’s annual PM2.5 pollution is made up of secondary ammonium sulfate, with its share rising sharply during the city’s worst po ...

New Delhi, A large share of India's PM2.5 pollution is not emitted directly but is chemically formed in the atmosphere from precursor gases with 42 per cent of the burden being secondary particulate ...

A CREA analysis reveals that 42% of India's PM2.5 pollution originates from secondary particulate matter, mainly ammonium ...

Coal emissions, not dust, drive Delhi’s PM2.5 spikes as secondary particles dominate pollution, says CREA study ...

How to use lateral reading to verify information from a post or article. When to click through to a link or search result and when to move on to the next one. The difference between primary and ...

NASA-based analysis shows ammonium sulphate forms nearly one-third of annual PM2.5, driven by chemical reactions rather than direct local emissions.

Atomberg, which is gearing up for its IPO, is in talks to raise INR 40 Cr (about $4.8 Mn) in secondary capital in a round led ...

Around one-third of Delhi's annual PM2.5 pollution is secondary ammonium sulfate, primarily resulting from coal plants, industries and agriculture.

Download CBSE Class Physics 12 Pre-Board Sample Papers 2025–26 with solutions for all subjects in free PDF format. These papers are curated by experts as per the latest CBSE syllabus and exam pattern.

It’s not even officially winter yet, but we’ve already seen several days and nights where the temperature has gone below zero.