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Sunday, September 19, 2021

Aswathi Pacha

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Aswathi Pacha is a Senior Sub Editor based in Kochi. She writes on science, environment and everything related.
Follow her on Twitter @AswathiPacha

Explained: How researchers found where to look for Planet Nine
Sun, Sep 19, 2021

Dr. Brown mentioned in his tweet that the data only tells us the orbital path of Planet Nine but not where in the orbital path it is. “It is more likely to be at its most distant point from the sun, but only because it travels more slowly there."

Explained: Can thawing permafrost cause another pandemic?
Tue, Sep 14, 2021

In an interview with Indianexpress.com, Dr. Christopher R. Burn, President of the International Permafrost Association, explains the consequences of permafrost thawing.

Explained: Can a solar storm disrupt an internet connection?
Tue, Sep 14, 2021

Solar Storm 2021: The rapid development of technology took place in the last three decades when the Sun was in its period of low activity and there are very limited studies on whether our current infrastructure can withstand a powerful solar storm.

Mu variant of Covid-19: Reason for interest, but not yet a concern in India
Fri, Sep 10, 2021

The lineage B.1.621 variant, named ‘Mu’ after the twelfth letter of the Greek alphabet, was first detected in the South American country of Colombia in January 2021.

Rising global temperatures likely to impact Komodo dragon populations: Ecologist Tim Jessop
Wed, Sep 08, 2021

The rise in sea level is expected to reduce the habitat of Komodo dragons, which have been moved from vulnerable to endangered on the IUCN Red List, by at least 30 per cent in the next 45 years.

What are dugongs, where is India’s first dugong conservation reserve?
Tue, Sep 07, 2021

In India, dugongs are seen in the Gulf of Mannar, Gulf of Kutch, Palk Bay, and the Andaman and Nicobar Islands.

Supercomputer simulates what will happen to El Niño, La Niña in a warmer world… results are worrying
Tue, Sep 07, 2021

There is a growing body of research suggesting that climate change can cause extreme and more frequent El Niño and La Niña events.

Researchers find a cave full of bones. Who put them there?
Mon, Aug 30, 2021

Radiocarbon dating revealed that the animals lived about 439 to 6,839 years ago.

Hidden in plain sight, a new snake with a ‘bindi’ on its nape found in Assam
Thu, Aug 19, 2021

Considering its small and restricted habitat, the team suggested that R. bindi be considered a vulnerable species according to the IUCN red list criteria.

Explained: Nuclear fusion and a recent breakthrough
Tue, Aug 24, 2021

Nuclear fusion is defined as the combining of several small nuclei into one large nucleus with the subsequent release of huge amounts of energy.

New plant species named after Kerala’s Communist leaders
Wed, Aug 25, 2021

Assessing the conservation status, the team noted that all three species are critically endangered.

Explained: What will happen to fish as oceans warm?
Sat, Aug 14, 2021

Several species were noted to migrate poleward or to deeper waters to stay in their ideal temperature range.

The Hitchhiker’s guide: Understanding manta rays and fish that hitchhike it
Thu, Aug 12, 2021

Based on more than 72,000 sightings, the team found 13 species closely associated with reef manta rays and oceanic manta rays.

An Expert Explains: Why the javelin flies the way it does
Fri, Aug 13, 2021

Dr Arnab Bhattacharya, Professor at the Department of Condensed Matter Physics & Materials Science, Tata Institute of Fundamental Research, Mumbai, explains the physics and history of the sport.

Explained: Why the Atlantic Ocean current system is slowing down, and its implications
Wed, Aug 11, 2021

A recent study notes that the Atlantic Meridional Overturning Circulation (AMOC) is losing its stability. Modelling studies have shown that an AMOC shutdown would cool the northern hemisphere and decrease rainfall over Europe.

Explained: Why cloudbursts could become more frequent
Wed, Aug 04, 2021

A 2017 study of cloudbursts in the Indian Himalayas noted that most of the events occurred in the months of July and August.

Where forest is God: Lessons in conservation from Western Ghats tribes
Thu, Jul 29, 2021

The ability of the Solega to adapt their own activities to mitigate conflict with wild animals make them ideal partners for conservationists in the fight to preserve local biodiversity, and protect endangered species.

In a first, small drones help study India’s threatened marine species
Tue, Jul 27, 2021

During the survey, the team recorded mother and calf pairs of dugongs, sea turtles, spotted eagle ray, zebra shark, stingrays, needlefish, squids, and several fish shoals.

New ‘weird looking’ shark species from Indian Ocean discovered
Thu, Jul 22, 2021

It belongs to the Apristurus spongiceps subgroup and is the second known species occurring in the western Indian Ocean.

Explained: What is H5N1 avian influenza, its symptoms, and how fatal can it be?
Thu, Jul 22, 2021

The most common route of virus transmission for avian bird flu is direct contact — when a person comes in close contact with infected birds, either dead or alive.

Explained: What makes NASA’s new spacecraft NEA Scout special?
Tue, Jul 20, 2021

NEA Scout is one of several payloads that will hitch a ride on Artemis I, which is expected to be launched in November.

Meet the caterpillar slug, a potential future invader to India
Fri, Jul 16, 2021

Invasive species have cost nearly $1.3 trillion dollars to the global economy since 1970.

Explained: Did Richard Branson really reach ‘space’? Here’s why there are doubts
Wed, Jul 21, 2021

The most widely accepted boundary of space is known as the Kármán line, 100km above mean sea level. But the United States uses 80km as the cutoff point.

Explained: What plumes on Enceladus tell us about possibility of life on Saturn’s Moon
Fri, Jul 09, 2021

A paper published last month in Nature Astronomy concluded that there may be unknown methane-producing processes on Enceladus that await discovery.

How the sun caused a radio blackout in regions around the Atlantic on July 3
Wed, Jul 07, 2021

Solar flares are magnetic storms launched from the sun, releasing energy equivalent to a few million hydrogen bombs exploding at the same time.

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