Explainer

Explainer

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Explainer: Savar declared a 'Degraded Air Shed': What does it mean?

A degraded air shed is an area where air quality has fallen below safe levels due to high concentrations of pollutants

Officials of the NBR, under the banner of the NBR Unity Council, continued their protest on Sunday since 9am. Photo: Syed Zakir Hossain/TBS

Govt declares NBR jobs as 'essential services'. How it may affect the ongoing protest

A US Air Force B-2 Spirit Stealth Bomber (C) is flanked by 4 US Marine Corps F-35 fighters during a flyover of military aircraft down the Hudson River and New York Harbor past York City, and New Jersey, US 4 July, 2020. REUTERS/Mike Segar/File Photo

Explainer: What are B-2 Stealth Bombers and why US used it to target nuclear sites in Iran

Missiles launched from Iran are intercepted as seen from Ashkelon, Israel, June 18, 2025. REUTERS/Amir Cohen

Explainer: How did Iran manage to pierce through Israel’s air defence systems?

MATS students protest at National Press Club, Dhaka on 10 February 2025. File Photo: Focus Bangla

What is behind dispute between MATS grads and medical students?

A man living on the streets of San Francisco, California, displays what he says is the synthetic drug fentanyl. February 27, 2020. REUTERS/Shannon Stapleton/File Photo

Explainer: What is fentanyl, the 'deadliest ever drug' in crosshairs of Trump's tariffs on Canada, Mexico

A person reads a newspaper following the appointment of Harini Amarasuriya as the new Prime Minister of Sri Lanka at a stall in Colombo, Sri Lanka, September 25, 2024. REUTERS/Thilina Kaluthotage/File Photo

Sri Lanka: Why did new president call a snap general election?

Illustration: TBS

The three reasons stated by govt for banning Jammat-Shibir

A police officer and residents inspect the remains of a rocket booster that, according to Israeli authorities critically injured a 7-year-old girl, after Iran launched drones and missiles towards Israel, near Arad, Israel, April 14, 2024. REUTERS/Christophe van der Perre

Explainer: Why and how Iran launched the unprecedented attack on Israel

Collage of Exim Bank and Padma Bank logo

Explainer: What Exim and Padma banks have to do to execute their merger

Black granular material containing cocaine. Photo: India Times

What is black cocaine?

FILE PHOTO: USA and Iranian flags are seen in this illustration taken, September 8, 2022. REUTERS/Dado Ruvic/Illustration/file photo

Fire and Oil: what can be consequences of US attack on Iran

Illustration: Pixabay

Intersex, transgender, hijra: Gender identities we should educate ourselves on