Explainer

This was the world's first official airmail flown by an aeroplane and the pioneering milestone coincided with the Kumbh Mela that took place in this holy city 114 years ago, according to philately experts

While the Vatican has detailed laws and rituals to ensure the transfer of power when a pope dies or resigns, they do not apply if he is sick or even unconscious

According to a study published in Lancet, a large number of India's urban and rural population has been categorised as overweight. India stands at third place after the US and China with highest number of obese people

Most people with norovirus illness get better within 1 to 3 days. There is no specific medicine to treat people with norovirus illness. However, it causes severe dehydration in a person

Kash Patel took over as the ninth director of the FBI, succeeding Christopher Wray for a stated tenure of 10 years. Patel was part of Trump’s entourage during the US President’s visit to India in 2020

Many content creators, journalists and digital experts say it could lead to censorship, stifle free speech and significantly expand the government’s powers to regulate digital media content

When you're out in the snow, a lot of the solar radiation your skin receives is reflected from the snow itself

Just seven grams over daily protein intake recommendation can increase height by one centimeter in girls

Many gluten-free foods are high in calories and sugar, low on fiber and protein, and they cost more

Whales live in waters over 1,000 metres deep and are social, forming cohesive groups that in some cases may number hundreds of animals

Polymicrobial diseases are caused by a mix of viruses, bacteria, fungi and parasites and get worse if a person is already suffering from other lung infections

The journey of Earth towards a colourful world began with the evolution of vision, which initially developed to distinguish light from dark over 600 million years ago

Parts of the United States are experiencing the 10th and coldest polar vortex event this season. Weather forces in the Arctic are combining to push the chilly air into the US and Europe

A 2009 terror attack on the Sri Lanka playing squad at Lahore resulted in international teams avoiding tours to Pakistan for almost a decade because of security concerns

While a large number of springs in the Valley are on the verge of going dry, the glaciers in Hindu Kush region are melting at fast pace due to erratic weather patterns in Kashmir

Delhi is located in zone IV, which has fairly high seismicity where the general occurrence of earthquakes is of 5-6 magnitude, a few of magnitude 6-7 and occasionally of 7-8 magnitude 

World Whale Day is a reminder of our responsibility to safeguard these magnificent creatures and their habitats for future generations

President Donald Trump is taking a blowtorch to the rules that have governed world trade for decades. The “reciprocal' tariffs that he announced are likely to create chaos for global businesses and conflict with America's allies and adversaries alike

This is what you can do to lower your risk from air pollution

Endometriosis, which often goes undiagnosed for years, can severely impact women’s quality of life and fertility if left untreated

Trees and green spaces can drive down urban temperatures. But they must be able to draw water from the soil to achieve cooling effects

Due to climate change, scientists believe in the coming decades, longer dry spells might lead to fewer rainbows on the arid, leeward sides of the islands

Parents need to be aware of the concerns about children's well-being around technology, including potential harms to mental health, if they are exposed to inappropriate content, bullying or simply use the phone too much

It was the 18th month of the last 19 that the world hit or passed the internationally agreed upon warming limit of 1.5 degrees Celsius (2.7 degrees Fahrenheit) above pre-industrial times