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On its website, NASA explains that it does use the materials for wind experiments launched on sounding rockets to the upper atmosphere.

Deciding who can access satellite data

Nasa, ESA, and Brazil's inpe make most or all of their environmental satellite data available for free.

12 May 2018 7:25 PM

The media, politicians and public should do something about it on a priority basis.

Deterrence theory is outdated

Far more offences against children are committed not only in India but across the globe.

6 May 2018 9:27 PM

Grooming is a process of engaging the child/adolescent in sexual acts by developing trust.

CSA is about power and domination

While one method of CSA is coercive, violent abuse of children, the other processes by which abuses happen are far more...

6 May 2018 9:24 PM

India, as a regional powerhouse, should be able to attract regional talent that cant aspire to immigrate to the West.

Skill of retaining nation's talent: Brain drain scene may only worsen

There is a direct relation between per capita GDP and talent retention which is why we haven't attracted the best lot...

28 April 2018 9:55 PM

Formal education, access to growth opportunities help people to upgrade their talent, while standard of living allows the country to hold back the talent (Photo: Representational)

Must improve quality of life

While a business-friendly climate is a must, we also need hubs that offer good standard of living.

28 April 2018 9:47 PM

A team of ASI experts were involved in the excavation work at Keezhadi Pallai Sandhaipudur village. (Representational photo)

Debate on Aryan migration vs Out-of-India theory unsettled

This led to the academic quest for the -"Original Homeland-" of this family of languages.

21 April 2018 8:20 PM

The findings put Indus Valley Civilisation much ahead of other ancient civilisations such as the ancient Egyptians (7,000 BC to 3,000 BC) and the Mesopotamian civilisation (6,500 BC to 3,100 BC). Photo: DC file

Decoding ancient genome to trace ancestry

But traditionalists argue, citing mainly the Rig Veda, that the Valley culture spawned east-to-west migration.

21 April 2018 8:10 PM

Representational image

Space study fashionable, waste management isn't

A huge economic opportunity arises from incorporating good waste management.

15 April 2018 7:00 PM

Half of all plastic enters oceans from just 5 rapidly growing economies in South-East Asia.

What nations are doing to stem flow

Concerted action in the form of a $5 billion annual spending on waste-management could trigger revamp packaging systems,...

15 April 2018 6:58 PM

No one knows how much debris makes up the Great Pacific Garbage Patch. The North Pacific Subtropical Gyre is too large for scientists to trawl.

Magnitude of the planetary crisis

Plastic not only takes years to decompose in our environment but rarely does it fully disappear.

15 April 2018 6:54 PM

Green cities with more trees and water bodies can help to reduce extreme hot temperatures during summer.

Leafy towns can firefight urban heat: Urban farming boosts nutritional...

It is time we graduated from food security to nutritional security.

8 April 2018 1:38 AM

Green cities with more trees and water bodies can help to reduce extreme hot temperatures during summer.

Green cities to mitigate heat

Food plants in residential buildings can reduce temperature during the summer season, but may not mitigate climate...

8 April 2018 1:32 AM